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PEMBUATAN MI SINGKONG : KARAKTERISASI MI SINGKONG HASIL PENAMBAHAN JENIS PROTEIN DAN RASIO TEPUNG SINGKONG TERHADAP TAPIOKA Hardoko, Hardoko; Tasia, Clara; Mastuti, Titri Siratantri
FaST - Jurnal Sains dan Teknologi (Journal of Science and Technology) Vol. 4 No. 2 (2021): MAY
Publisher : Universitas Pelita Harapan

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Cassava noodles are noodles made from cassava and do not contain gluten (non gluten). Non-gluten-based noodles are less attractive to the public because of the physical properties of the noodles. The purpose of this study was to obtain the appropriate type of protein and the ratio of cassava flour to tapioca in the manufacture of cassava noodles. The method used is an experimental method which is divided into two stages. The first stage of the research was made treatment of soy protein isolate (ISP) 5%, ISP 10%, eggs 2.5%, 5%, and 7.5%. The second stage was treated with the ratio of cassava flour - tapioca ((80:20, 70:30, 60:40, 50:50) and the best types of protein were stage one (X), X-1.5%, and X + 1.5%. that the addition of 5% eggs can reduce the value of cooking losses, stickiness level, and increase the water absorption and the elasticity of the noodles The results of the sensory comparison test with commercial noodles show that cassava noodles are more chewy and stickier than commercial noodles but have no taste and aroma of cassava. In the comparison test between cassava noodles and commercial noodles, the value is acceptable. The results of the second stage of the study showed that the best noodles were the best cassava noodles from the treatment of the ratio of 60:40 cassava flour: tapioca and the addition of eggs of 6.5%. This treatment resulted in shrunken cassava noodles. lower cooking and stickiness, high water absorption, high elasticity, and sensoy hedonic grades are somewhat preferred.

KARAKTERISTIK COOKIES MOCAF DENGAN SUBSTITUSI AMPAS KACANG HIJAU DAN PENAMBAHAN ISOLAT SOY PROTEIN [CHARACTERISTICS OF MOCAF COOKIES WITH SUBSTITUTION OF MUNG BEAN DREGS AND ADDITION OF SOY PROTEIN ISOLATE] Mastuti, Titri Siratantri
FaST - Jurnal Sains dan Teknologi (Journal of Science and Technology) Vol. 6 No. 2 (2023): MAY
Publisher : Universitas Pelita Harapan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19166/jstfast.v7i1.6740

Cookies are a type of biscuit that is widely consumed by all with characteristics of being dense with a crunchy texture. Food diversification is needed to reduce dependency on imported wheat. The use of wheat flour as the main raw material for cookies can be replaced using flour from local Indonesian ingredients such as mocaf (modified cassava). However, the low protein content and the absence of glutein in mocaf can affect the texture of the cookies. Mung bean dregs and Soy Protein Isolate (ISP) can be used as a source of protein and improving the characteristics of mocaf cookies. The content of fiber and iron in mung bean dregs can improve the functional properties of cookies. The purpose of this study was to determine the best ratio between mung bean dregs and mocaf flour and ISP's concentration on producing mocaf cookies with the best characteristics. The research consists of the preliminary stage and the main stage. The preliminary stage is characterization of mung bean dregs. The main stage is the manufacture of mocaf cookies with factors are the ratio of mocaf flour (TM) with mung bean dregs flour (ASKH), and concentration of ISP. The results showed that the best cookies were obtained from cookies with a TM:ASKH ratio of 50:50 and an ISP of 15%. Mocaf cookies with the addition of mung bean dregs and ISP had a moisture content of 3.54 ± 12.92 %, protein 7.43 ± 14.25 %, fat 21.40 ± 1.54 %, ash 1.76 ± 1.53 %, carbohydrate 65.45 ± 0.61, iron 1.39 ± 1.51 mg/100 g, dietary fiber 11.45 ± 0.37 %, hardness 1418.49 ± 0.39 gf, kamba density 0.31 ± 1.19 g/mL. The content of water, protein, ash and fat from mocaf cookies can meet the quality standards of cookies' SNI. The selected cookies has a slightly yellow color with a slightly hard texture, a bit flavorful, taste of mung beans and rich in fiber.Bahasa Indonesia Abstract:Cookies merupakan salah satu jenis biskuit yang banyak dikonsumsi semua lapisan masyarakat dengan ciri khasnya memiliki tekstur padat namun renyah. Penggunaan tepung terigu sebagai bahan baku utama cookies dapat digantikan menggunakan tepung dari bahan lokal Indonesia seperti mocaf (modified cassava). Namun kadar protein yang rendah dan ketiadaan glutein pada mocaf dapat memengaruhi tekstur cookies. Ampas kacang hijau dan Isolat Soy Protein (ISP) dapat digunakan dalam pembuatan cookies sebagai sumber protein dan memperbaiki karakteristik cookies mocaf. Kandungan serat dan zat besi pada ampas kacang hijau dapat meningkatkan sifat fungsional cookies. Tujuan dari penelitian ini adalah menentukan rasio terbaik antara ampas kacang hijau dan tepung mocaf serta konsentrasi ISP untuk menghasilkan cookies mocaf dengan karakteristik terbaik. Penelitian terdiri dari tahap pendahuluan dan tahap utama. Tahap pendahuluan dilakukan karakterisasi ampas kacang hijau. Tahap utama dilakukan pembuatan cookies mocaf dengan faktor perlakuan rasio substitusi tepung mocaf (TM) dengan tepung ampas kacang hijau (ASKH) serta variasi konsentrasi penambahan ISP. Hasil penelitian menunjukan cookies terbaik diperoleh dari cookies dengan rasio TM:ASKH 50:50 dan konsentrasi ISP 15%. Cookies mocaf dengan penambahan ampas kacang hijau dan ISP memiliki kadar air sebesar 3,54 ± 12,92 %, protein 7,43 ± 14,25 %, lemak 21,40 ± 1,54 %, abu 1,76 ± 1,53 %, karbohidrat 65,45 ± 0,61, zat besi 1,39 ± 1,51 mg/100 g, serat pangan 11,45 ± 0,37 %, hardness 1418,49 ± 0,39 gf, densitas kamba 0,31 ± 1,19 g/mL. Cookies terpilih memiliki warna agak kuning dengan tekstur agak keras, agak beraroma dan berasa kacang hijau.

PEMANFAATAN SEMANGKA DAN OKRA DALAM PEMBUATAN JELI STIK DENGAN VARIASI JENIS HIDROKOLOID [USE OF WATERMELON AND OKRA IN MAKING JELLY STICKS WITH VARIOUS TYPES OF HYDROCOLLOIDS] Alfian, Nathania Putri; Mastuti, Titri Siratantri
FaST - Jurnal Sains dan Teknologi (Journal of Science and Technology) Vol. 7 No. 1 (2023): NOVEMBER
Publisher : Universitas Pelita Harapan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19166/jstfast.v7i2.7601

Jelly is food product in semi-solid form derived from fruit or vegetable juices with the addition of gelling agent. Jelly sticks are easy to eat, carry around and loved by the public. In this research, watermelon and okra were used as jelly’s ingredients because these two ingredients have many health benefits The use of watermelon can also mask the unpleasant aroma and taste of okra. The type of hydrocolloid as gelling agent is an important factor in making jelly stick because it can influence the texture of jelly. The aim of this research was to determine the organoleptic, physic and chemical characteristics of the best jelly stick based on selected ratio of watermelon:okra and type of gelling agent. The treatment factors of jelly included ratio of water melon and okra (60:40, 50:50, 40:60) and the types of gelling agent (carrageenan, carrageenan:konjac, carrageenan:pectin). The best jelly stick was jelly made from a ratio of watermelon and okra 60:40 with a carrageenan:konjac as gelling agent. This jelly had the closest texture to jelly stick commercial with springiness of 0,95 ± 0,01 and cohesiveness of 0,70 ± 0,02. It had °Hue value 22,34 ± 0,97 as a red color, chewy texture, slightly preferred color and neutral overall preference from the panelist. The best jelly stick also had IC50 value of 82226,96 ± 6297,9 ppm, total phenolics of 0,157 ± 0,01 mg GAE/ml, total flavonoids of 0,022 ± 000 mg QE /ml and food fiber content 2,885g/100g.Bahasa Indonesia Abstract:Jeli merupakan produk pangan dalam bentuk semi padat yang berasal dari sari buah atau sayur dengan penambahan bahan pembentuk gel. Jeli stik mudah untuk dikonsumsi, dibawa bepergian serta banyak disukai masyarakat. Pada penelitian ini digunakan semangka dan okra sebagai bahan baku karena kedua bahan ini memiliki banyak manfaat kesehatan. Penggunaan buah semangka juga dapat menutupi aroma dan rasa khas okra yang kurang disukai. Jenis hidrokoloid sebagai gelling agent merupakan faktor penting dalam pembuatan jeli karena mempengaruhi teksturnya. Tujuan penelitian ini adalah menentukan karakteristik organoleptik, fisik, kimia jeli stik terbaik berdasarkan rasio semangka:okra dan jenis gelling agent terpilih. Faktor perlakuan pada jeli adalah rasio semangka dan okra (60:40, 50:50, 40:60) serta jenis gelling agent (karagenan, karagenan:konjak, dan karagenan:pektin). Jeli stik terbaik adalah jeli dengan rasio semangka dan okra 60:40 dengan jenis gelling agent karagenan:konjak. Jeli ini memiliki tekstur paling mendekati jeli stik komersial dengan springiness sebesaar 0,95 ± 0,01 dan cohesiveness sebesar 0,70 ± 0,02. Jeli ini memiliki nilai °Hue sebesar 22,34 ± 0,97 sebagai warna merah, tekstur kenyal, warna yang agak disukai dan kesukaan keseluruhan yang netral dari panelis. Jeli stik terbaik juga memiliki nilai IC50 sebesar 82226,96 ± 6297,9 ppm, total fenolik sebesar 0,157 ± 0,01 mg GAE/ml, total flavonoid sebesar 0,022 ± 000 mg QE /ml dan kadar serat pangan 2,885g/100g.

Pelatihan Penerapan Teknologi Pengolahan Pangan pada Komoditas Jagung di STT-SAPPI Ciranjang Kabupaten Cianjur Siregar, Tagor M.; Wijaya, Julia Ratna; Natania, Natania; Mastuti, Titri Siratantri; Sanaky, Florecita; Teo, Claudius; Julian, Beatrice
Jurnal ABDINUS : Jurnal Pengabdian Nusantara Vol 10 No 1 (2026): Volume 10 Nomor 1 Tahun 2026
Publisher : Universitas Nusantara PGRI Kediri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29407/ja.v10i1.26319

Sekolah Tinggi Teologi Studi Alkitab untuk Pengembangan Pedesaan Indonesia merupakan Sekolah Tinggi Teologi, dimana lulusannya diharapkan dapat berperan aktif dalam pemberdayaan masyarakat. Berkaitan dengan hal ini maka Program Studi Teknologi Pangan Universitas Pelita Harapan (UPH) melakukan Pengabdian Kepada Masyarakat (PkM) berupa Pelatihan Penerapan Teknologi Pengolahan Pangan Pada Komoditas Jagung. Kegiatan ini dilakukan melalui tahap persiapan dan pelaksanaan. Pada tahap persiapan dilakukan uji coba proses pengolahan dan penentuan formulasi dan diperoleh produk olahan berbasis jagung di Laboratorium Pengolahan Pangan. Hasil dari tahap ini dirumuskan menjadi bagian dari materi pelatihan berupa deskripsi dan penjelasan tentang bahan, alat, prosedur pengolahan yang meliputi preparasi bahan, pengeringan, proses pembuatan dan penentuan formulasi produk pangan berbasis jagung yaitu tepung jagung, tortilla chips, dan sup jagung instan. Pada tahap pelaksanaan, tim PkM memaparkan, menjelaskan dan mempraktikkan materi pelatihan yang telah disiapkan kepada para mahasiswa di STT-SAPPI Cianjur, Jawa Barat. Kegiatan pelatihan dilakukan pada tanggal 24 April 2025 oleh 7 orang tim PkM yang terdiri dari 4 orang dosen, 1 orang asisten dosen dan 2 orang mahasiswa Program Studi Teknologi Pangan UPH, serta diikuti oleh 25 orang peserta yaitu mahasiswa STT-SAPPI Ciranjang kabupaten Cianjur. Evaluasi kegiatan pelatihan berdasarkan pengisian kuesioner menunjukkan seluruh (100%) peserta menyatakan bahwa kegiatan pelatihan dapat diikuti dengan baik dan sangat bermanfaat.

AKTIVITAS PENGHAMBATAN Î±-GLUCOSIDASE PADA MINUMAN JELI KULIT MELINJO KUNING [ACTIVITY OF Î±-GLUCOSIDASE INHIBITION ON JELLY DRINK OF YELLOW MELINJO PEELS (Gnetum gnemon L.)] Titri Siratantri Mastuti; Aurelia Clara Lausane; Tagor M. Siregar
FaST : Jurnal Sains dan Teknologi Vol. 2 No. 2 (2018): NOVEMBER
Publisher : Universitas Pelita Harapan

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Melinjo peel has a high content of polyphenol compounds, is expected to inhibit the activity of the enzyme Î±-glucosidase. The activity of Î±-glucosidase is related to the absorption of glucose and blood sugar. The content of polyphenols in the melinjo peel can be utilized more optimally by making the juice of melinjo fruit peel and processed as a jelly drink. Making jelly drinks requires hydrocolloids as a gelling material. The objective of the research are to determine the type of melinjo peel juice that has the best Î±-glucosidase inhibition activity and determine the ratio of melinjo peel juice and the best percentage of hydrocoloid in the making of jelly drinks. The first stage of research is to determine the type of melinjo peel red, yellow, and green that will be selected into the best melinjo skin juice that has inhibitory activity Î±glucosidase and also has the best antioxidant activity. The second stage of research is making the best jelly drinks with treatment ratio between water and melinjo peel juice and percentage of the amount of hydrocoloid used. IC 50 of Î±-glucosidase inhibition activity yellow melinjo peels juice is 22,393 ppm as the highest activity. Based on organoleptic, color, texture, pH, total soluble solid, and syneresis tests that were done to all samples of jelly drink, the selected jelly drink is the one with 50:50 ratio of yellow melinjo peels juice to water and concentration of hydrocoloid of 0.20%. The jelly drink has IC 50 Î±-glucosidase inhibition of 30,974 ppm, antioxidant activity of 12.4054 mg VCE/100mL, phenolic total of 0.4037 mg GAE/g, flavonoid total of 0.0173 mg QE/g. ABSTRAKKulit melinjo memiliki kandungan senyawa polifenol yang tinggi, diharapkan dapat menghambat aktivitas enzim Î±-glukosidase. Aktivitas Î±-glukosidase berhubungan dengan penyerapan glukosa dan kadar gula di dalam darah. Kandungan polifenol pada kulit melinjo dapat dimanfaatkan secara lebih optimal dengan cara mengambil sari kulit buah melinjo dan diolah sebagai minuman jeli. Pembuatan minuman jeli memerlukan hidrokoloid sebagai bahan pembentuk jel. Penelitian ini bertujuan untuk menentukan jenis sari kulit melinjo yang memiliki aktivitas penghambatan Î±-glukosidase terbaik serta menentukan rasio sari kulit melinjo dan persentase hidrokoloid terbaik dalam pembuatan minuman jeli. Tahap pertama penelitian adalah menentukan jenis kulit melinjo merah, kuning, dan hijau yang akan dipilih menjadi sari kulit melinjo yang memiliki aktivitas penghambatan Î±-glukosidase dan juga memiliki aktivitas antioksidan terbaik. Tahap kedua penelitian adalah pembuatan minuman jeli dengan perlakuan rasio antara sari kulit melinjo dan air serta konsentrasi hirokoloid yang dipakai. Aktivitas penghambatan Î±-glukosidase tertinggi diperoleh dari sari kulit melinjo kuning d engan nilai IC50 sebesar 22.393 ppm. Berdasarkan uji organoleptik, warna, tekstur, pH, total padatan terlarut, dan sineresis, minuman jeli terpilih dengan rasio sari kulit melinjo kuning:air 50:50 dan konsentrasi hidrokoloid 0,20%. Minuman jeli sari kulit melinjo kuning memiliki nilai IC50 penghambatan Î±-glukosidase 30974 ppm, aktivitas antioksidan 12,4054 mg VCE/100mL, total fenolik 0,4037 mg GAE/g, total flavonoid 0,0173 mg QE/g.Kata kunci : aktivitas antioksidan, Î±-glukosidase, hidrokoloid, kulit melinjo, minuman jeli

SUBSTITUSI TEPUNG SINGKONG TERHADAP TEPUNG TERIGU DAN PENAMBAHAN PROTEIN DALAM PEMBUATAN MI KERING [SUBSTITUTION OF CASSAVA FLOUR TO WHEAT FLOUR AND THE ADDITION OF PROTEIN IN MAKING DRY NOODLE] Hardoko Hardoko; Priscilla Fransisca; Titri Mastuti Siratantri
FaST : Jurnal Sains dan Teknologi Vol. 4 No. 1 (2020): MAY
Publisher : Universitas Pelita Harapan

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Cassava flour is a local Indonesian food that has the potential to reduce the use of wheat flour in making noodles. However, cassava flour has sticky physical characteristics because the high amylopectin may be overcome by adding protein. The purpose of this study is to utilize cassava flour in the manufacture of dried noodles that have good physical characteristics. Another goal is to determine the level of substitution of cassava flour to wheat flour and the addition of a type of protein source and its concentration that can produce the best dry noodles. The research method used was an experimental method by making phase 1 treatments, namely protein type (control / without protein addition, ISP 5%, ISP 10%, egg 5%, egg 10%, egg 15%) in the manufacture of cassava flour substitute dry noodles, and stage 2 treatments namely the level of substitution of cassava flour (20, 30, 40%) and the best protein concentration of stage 1 plus or minus 2.5%). The results showed that the addition of eggs produced dry noodles with better physical and hedonic characteristics than control noodles or noodles with the addition of ISP. The best physical characteristics of noodles result from the addition of 15% eggs. In the Phase 2 experiment it was found that substitution of 20% cassava flour and the addition of 15% eggs produced noodles with the best physical and hedonic characteristics. The dried noodles meet SNI standards and contain 4.50% water, 1.94% ash, 13.7% protein, 2.46% fat, 168.66% water absorption, cooking loss 6.63%, springiness 0, 98 mm, adhesiveness 24.07 gs, and overall hedonic value of 5.25 ± 1.02 (hedonic scale 1-7).Cassava flour is a local Indonesian food that has the potential to reduce the use of wheat flour in making noodles. However, cassava flour has sticky physical characteristics because the high amylopectin may be overcome by adding protein. The purpose of this study is to utilize cassava flour in the manufacture of dried noodles that have good physical characteristics. Another goal is to determine the level of substitution of cassava flour to wheat flour and the addition of a type of protein source and its concentration that can produce the best dry noodles. The research method used was an experimental method by making phase 1 treatments, namely protein type (control / without protein addition, ISP 5%, ISP 10%, egg 5%, egg 10%, egg 15%) in the manufacture of cassava flour substitute dry noodles, and stage 2 treatments namely the level of substitution of cassava flour (20, 30, 40%) and the best protein concentration of stage 1 plus or minus 2.5%). The results showed that the addition of eggs produced dry noodles with better physical and hedonic characteristics than control noodles or noodles with the addition of ISP. The best physical characteristics of noodles result from the addition of 15% eggs. In the Phase 2 experiment it was found that substitution of 20% cassava flour and the addition of 15% eggs produced noodles with the best physical and hedonic characteristics. The dried noodles meet SNI standards and contain 4.50% water, 1.94% ash, 13.7% protein, 2.46% fat, 168.66% water absorption, cooking loss 6.63%, springiness 0, 98 mm, adhesiveness 24.07 gs, and overall hedonic value of 5.25 ± 1.02 (hedonic scale 1-7).

KARAKTERISTIK NUGGET TAHU DENGAN PENAMBAHAN JAMUR TIRAM (Pleurotus ostreatus) DAN PERBEDAAN JENIS MINYAK UNTUK MENGGORENG Titri Siratantri Mastuti
FaST : Jurnal Sains dan Teknologi Vol. 5 No. 1 (2021): MAY
Publisher : Universitas Pelita Harapan

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Nugget is a fried processed product with basic ingredients generally from chicken or fish. Nugget can also be made from plant-based ingredients such as high protein white tofu and white oyster mushrooms. The cooking oil used can affect the fat content of the nuggets. The purpose of this study was to determine the best ratio of white tofu and white oyster mushrooms, the right type of binder flour, to determine the right concentration of binder flour and to determine the right type of oil for frying tofu nuggets which have the best characteristics. The first phase of research consisted of two factors, namely the type of flour as a binding agent (wheat flour, sago flour and wheat flour: sago flour) with a concentration of 10% and the ratio of white tofu: white oyster mushrooms (100: 0, 90:10, 80: 20, 70:30). The second phase of the research consisted of two factors, namely the concentration of selected flour in stage I (15%, 20%, 25%) and the type of oil (palm oil and coconut oil) used for frying tofu nuggets. The parameters analyzed included moisture content, ash content, protein content, fat content, carbohydrate content, color, texture, and organoleptics (multiple paired comparison and hedonic). The best formulation of tofu nuggets is nuggets with the 15% wheat flour as binder with ratio of white tofu: white oyster mushrooms (90:10) and fried using coconut oil. The best tofu nuggets have a water content of 27.42%, a protein content of 16.90%, a fat content of 17.48%. The physical characteristics of tofu nuggets are yellowish brown on the outside, and have a compact and chewy texture.Keywords : nugget, tofu, white oyster mushrooms, wheat, coconut oil

PEMBUATAN MI SINGKONG : KARAKTERISASI MI SINGKONG HASIL PENAMBAHAN JENIS PROTEIN DAN RASIO TEPUNG SINGKONG TERHADAP TAPIOKA Hardoko Hardoko; Clara Tasia; Titri Siratantri Mastuti
FaST : Jurnal Sains dan Teknologi Vol. 5 No. 1 (2021): MAY
Publisher : Universitas Pelita Harapan

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Cassava noodles are noodles made from cassava and do not contain gluten (non gluten). Non-gluten-based noodles are less attractive to the public because of the physical properties of the noodles. The purpose of this study was to obtain the appropriate type of protein and the ratio of cassava flour to tapioca in the manufacture of cassava noodles. The method used is an experimental method which is divided into two stages. The first stage of the research was made treatment of soy protein isolate (ISP) 5%, ISP 10%, eggs 2.5%, 5%, and 7.5%. The second stage was treated with the ratio of cassava flour - tapioca ((80:20, 70:30, 60:40, 50:50) and the best types of protein were stage one (X), X-1.5%, and X + 1.5%. that the addition of 5% eggs can reduce the value of cooking losses, stickiness level, and increase the water absorption and the elasticity of the noodles The results of the sensory comparison test with commercial noodles show that cassava noodles are more chewy and stickier than commercial noodles but have no taste and aroma of cassava. In the comparison test between cassava noodles and commercial noodles, the value is acceptable. The results of the second stage of the study showed that the best noodles were the best cassava noodles from the treatment of the ratio of 60:40 cassava flour: tapioca and the addition of eggs of 6.5%. This treatment resulted in shrunken cassava noodles. lower cooking and stickiness, high water absorption, high elasticity, and sensoy hedonic grades are somewhat preferred.

KARAKTERISTIK COOKIES MOCAF DENGAN SUBSTITUSI AMPAS KACANG HIJAU DAN PENAMBAHAN ISOLAT SOY PROTEIN [CHARACTERISTICS OF MOCAF COOKIES WITH SUBSTITUTION OF MUNG BEAN DREGS AND ADDITION OF SOY PROTEIN ISOLATE] Titri Siratantri Mastuti
FaST : Jurnal Sains dan Teknologi Vol. 7 No. 1 (2023): MAY
Publisher : Universitas Pelita Harapan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19166/jstfast.v7i1.6740

Cookies are a type of biscuit that is widely consumed by all with characteristics of being dense with a crunchy texture. Food diversification is needed to reduce dependency on imported wheat. The use of wheat flour as the main raw material for cookies can be replaced using flour from local Indonesian ingredients such as mocaf (modified cassava). However, the low protein content and the absence of glutein in mocaf can affect the texture of the cookies. Mung bean dregs and Soy Protein Isolate (ISP) can be used as a source of protein and improving the characteristics of mocaf cookies. The content of fiber and iron in mung bean dregs can improve the functional properties of cookies. The purpose of this study was to determine the best ratio between mung bean dregs and mocaf flour and ISP's concentration on producing mocaf cookies with the best characteristics. The research consists of the preliminary stage and the main stage. The preliminary stage is characterization of mung bean dregs. The main stage is the manufacture of mocaf cookies with factors are the ratio of mocaf flour (TM) with mung bean dregs flour (ASKH), and concentration of ISP. The results showed that the best cookies were obtained from cookies with a TM:ASKH ratio of 50:50 and an ISP of 15%. Mocaf cookies with the addition of mung bean dregs and ISP had a moisture content of 3.54 ± 12.92 %, protein 7.43 ± 14.25 %, fat 21.40 ± 1.54 %, ash 1.76 ± 1.53 %, carbohydrate 65.45 ± 0.61, iron 1.39 ± 1.51 mg/100 g, dietary fiber 11.45 ± 0.37 %, hardness 1418.49 ± 0.39 gf, kamba density 0.31 ± 1.19 g/mL. The content of water, protein, ash and fat from mocaf cookies can meet the quality standards of cookies' SNI. The selected cookies has a slightly yellow color with a slightly hard texture, a bit flavorful, taste of mung beans and rich in fiber.Bahasa Indonesia Abstract:Cookies merupakan salah satu jenis biskuit yang banyak dikonsumsi semua lapisan masyarakat dengan ciri khasnya memiliki tekstur padat namun renyah. Penggunaan tepung terigu sebagai bahan baku utama cookies dapat digantikan menggunakan tepung dari bahan lokal Indonesia seperti mocaf (modified cassava). Namun kadar protein yang rendah dan ketiadaan glutein pada mocaf dapat memengaruhi tekstur cookies. Ampas kacang hijau dan Isolat Soy Protein (ISP) dapat digunakan dalam pembuatan cookies sebagai sumber protein dan memperbaiki karakteristik cookies mocaf. Kandungan serat dan zat besi pada ampas kacang hijau dapat meningkatkan sifat fungsional cookies. Tujuan dari penelitian ini adalah menentukan rasio terbaik antara ampas kacang hijau dan tepung mocaf serta konsentrasi ISP untuk menghasilkan cookies mocaf dengan karakteristik terbaik. Penelitian terdiri dari tahap pendahuluan dan tahap utama. Tahap pendahuluan dilakukan karakterisasi ampas kacang hijau. Tahap utama dilakukan pembuatan cookies mocaf dengan faktor perlakuan rasio substitusi tepung mocaf (TM) dengan tepung ampas kacang hijau (ASKH) serta variasi konsentrasi penambahan ISP. Hasil penelitian menunjukan cookies terbaik diperoleh dari cookies dengan rasio TM:ASKH 50:50 dan konsentrasi ISP 15%. Cookies mocaf dengan penambahan ampas kacang hijau dan ISP memiliki kadar air sebesar 3,54 ± 12,92 %, protein 7,43 ± 14,25 %, lemak 21,40 ± 1,54 %, abu 1,76 ± 1,53 %, karbohidrat 65,45 ± 0,61, zat besi 1,39 ± 1,51 mg/100 g, serat pangan 11,45 ± 0,37 %, hardness 1418,49 ± 0,39 gf, densitas kamba 0,31 ± 1,19 g/mL. Cookies terpilih memiliki warna agak kuning dengan tekstur agak keras, agak beraroma dan berasa kacang hijau.

PEMANFAATAN SEMANGKA DAN OKRA DALAM PEMBUATAN JELI STIK DENGAN VARIASI JENIS HIDROKOLOID [USE OF WATERMELON AND OKRA IN MAKING JELLY STICKS WITH VARIOUS TYPES OF HYDROCOLLOIDS] Nathania Putri Alfian; Titri Siratantri Mastuti
FaST : Jurnal Sains dan Teknologi Vol. 7 No. 2 (2023): NOVEMBER
Publisher : Universitas Pelita Harapan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19166/jstfast.v7i2.7601

Jelly is food product in semi-solid form derived from fruit or vegetable juices with the addition of gelling agent. Jelly sticks are easy to eat, carry around and loved by the public. In this research, watermelon and okra were used as jelly’s ingredients because these two ingredients have many health benefits The use of watermelon can also mask the unpleasant aroma and taste of okra. The type of hydrocolloid as gelling agent is an important factor in making jelly stick because it can influence the texture of jelly. The aim of this research was to determine the organoleptic, physic and chemical characteristics of the best jelly stick based on selected ratio of watermelon:okra and type of gelling agent. The treatment factors of jelly included ratio of water melon and okra (60:40, 50:50, 40:60) and the types of gelling agent (carrageenan, carrageenan:konjac, carrageenan:pectin). The best jelly stick was jelly made from a ratio of watermelon and okra 60:40 with a carrageenan:konjac as gelling agent. This jelly had the closest texture to jelly stick commercial with springiness of 0,95 ± 0,01 and cohesiveness of 0,70 ± 0,02. It had °Hue value 22,34 ± 0,97 as a red color, chewy texture, slightly preferred color and neutral overall preference from the panelist. The best jelly stick also had IC50 value of 82226,96 ± 6297,9 ppm, total phenolics of 0,157 ± 0,01 mg GAE/ml, total flavonoids of 0,022 ± 000 mg QE /ml and food fiber content 2,885g/100g.Bahasa Indonesia Abstract:Jeli merupakan produk pangan dalam bentuk semi padat yang berasal dari sari buah atau sayur dengan penambahan bahan pembentuk gel. Jeli stik mudah untuk dikonsumsi, dibawa bepergian serta banyak disukai masyarakat. Pada penelitian ini digunakan semangka dan okra sebagai bahan baku karena kedua bahan ini memiliki banyak manfaat kesehatan. Penggunaan buah semangka juga dapat menutupi aroma dan rasa khas okra yang kurang disukai. Jenis hidrokoloid sebagai gelling agent merupakan faktor penting dalam pembuatan jeli karena mempengaruhi teksturnya. Tujuan penelitian ini adalah menentukan karakteristik organoleptik, fisik, kimia jeli stik terbaik berdasarkan rasio semangka:okra dan jenis gelling agent terpilih. Faktor perlakuan pada jeli adalah rasio semangka dan okra (60:40, 50:50, 40:60) serta jenis gelling agent (karagenan, karagenan:konjak, dan karagenan:pektin). Jeli stik terbaik adalah jeli dengan rasio semangka dan okra 60:40 dengan jenis gelling agent karagenan:konjak. Jeli ini memiliki tekstur paling mendekati jeli stik komersial dengan springiness sebesaar 0,95 ± 0,01 dan cohesiveness sebesar 0,70 ± 0,02. Jeli ini memiliki nilai °Hue sebesar 22,34 ± 0,97 sebagai warna merah, tekstur kenyal, warna yang agak disukai dan kesukaan keseluruhan yang netral dari panelis. Jeli stik terbaik juga memiliki nilai IC50 sebesar 82226,96 ± 6297,9 ppm, total fenolik sebesar 0,157 ± 0,01 mg GAE/ml, total flavonoid sebesar 0,022 ± 000 mg QE /ml dan kadar serat pangan 2,885g/100g.

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