Linda Masniary Lubis
Program Studi Ilmu dan Teknologi Pangan Fakultas Pertanian USU Medan Indonesia

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PENGARUH PERBANDINGAN BUBUR BUNGA ROSELLA DENGAN EKSTRAK BUNGA KRISANTEMUM DAN PENAMBAHAN PEKTIN TERHADAP MUTU FLOWER LEATHER (The Effect of Ratio Of Rosella, Extract Chrisantemum and Pectin Addition on The Quality of Flower Leather) Trike Sitanggang; Linda Masniary Lubis; Rona J. Nainggolan
Jurnal Rekayasa Pangan dan Pertanian Vol 5, No 3 (2017): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (146.652 KB)

Abstract

ABSTRACT The aim of this research was to find the effect of ratio of roselle pulps and  krisantemum juices and  pectin addition on the quality flower leather from roselle pulps with krisantemum juices. This research was conducted at the Laboratory of Food Technology, Faculty of Agriculture, University of Sumatera Utara, Medan, using compeletely randomized design with two factors, i.e. : ratio of roselle pulps with krisantemum juices (R) : (20%:80% ; 40%:60% ; 60%:40%; 80%:20%) and pectin addition (P) : (1%, 1,5%, 2%, 2,5%). Parameters analyzed were moisture content, ash content, vitamin C content, crude fiber content, total soluble solid, total acid, score of organoleptic values of taste, texture, and colour and hedonic of organoleptic values of flavour, colour, taste and texture. The results showed that the ratio of roselle pulps with krisantemum juices had highly significant effect on moisture content, ash content, vitamin C content, crude fiber content, score of organoleptic texture and taste and hedonic of organoleptic taste, flavour, and texture. Pectin addition had highly significant effect on moisture content, ash content, vitamin C content, crude fiber content, total acid, total soluble content, score organoleptic texture and hedonic organoleptic texture. Interaction of the two factors had significant effect on moisture content and vitamin C content. The ratio of roselle pulps with krisantemum juices of (80%:20%) and pectin addition of (2,5%) produced the best quality of flower leather and more acceptable Keywords : flower leather,krisantemum, pectin, roselle. ABSTRAK Penelitian ini dilakukan untuk mengetahui pengaruh perbandingan bubur bunga rosella dengan sari bunga krisantemum dan penambahan pektin terhadap mutu dan uji organoleptik flower leather campuran bubur bunga rosella dengan sari bunga krisantemum. Penelitian ini dilakukan di Laboratorium Teknologi Pangan, Fakultas Pertanian USU, Medan, menggunakan rancangan acak lengkap faktorial 2 faktor yaitu perbandingan bubur bunga rosella dengan sari bunga krisantemum (R) : (20%:80% ; 40%:60% ; 60%:40%; 80%:20%) dan jumlah pektin (P) : (1%, 1,5%, 2%, 2,5%). Parameter yang dianalisa adalah kadar air, kadar abu, kadar vitamin C, kadar serat kasar, total asam, total mikroba, uji organoleptik rasa, tekstur dan warna, uji organoleptik hedonik aroma, warna, rasa dan tekstur. Hasil penelitian menunjukkan bahwa perbandingan bubur bunga rosella dengan sari bunga krisantemum memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar vitamin C, kadar abu, kadar serat kasar, nilai skor tekstur, rasa dan nilai hedonik rasa, aroma dan tekstur. Jumlah pektin memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar abu, kadar vitamin C kadar serat, total asam, total padatan terlarut, uji organoleptik skor tekstur, dan nilai hedonik tekstur. Interaksi antara kedua faktor memberikan pengaruh berbeda nyata terhadap kadar air dan kadar vitamin C. Perbandingan bubur bunga rosella dengan sari bunga krisantemum (80%:20%) dan jumlah pektin (2,5%) menghasilkan kualitas flower leather yang terbaik dan lebih diterima Kata kunci : flower leather, krisantemum, pektin, rosella.
PENGARUH PERBANDINGAN GULA PUTIH DENGAN GULA MERAH DAN PENAMBAHAN SANTAN TERHADAP MUTU ABON JAMUR TIRAM (The Effect of Ratio of White Sugar with Brown Sugar and Coconut Milk Addition on the Quality of Shredded Oyster Mushrooms) Winda Widyastuti; Terip Karo-Karo; Linda Masniary Lubis
Jurnal Rekayasa Pangan dan Pertanian Vol 5, No 3 (2017): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (133.3 KB)

Abstract

ABSTRACT The research was purposed to find the effect of ratio of white sugar with brown sugar and coconut milk addition on the quality of shredded oyster mushrooms. This research was conducted at Laboratory of Food Technology, Faculty of Agriculture, University of North Sumatera, Medan, using completely randomized design with two factors, i.e ratio of white sugar with brown sugar (G) : (100% : 0%, 75% : 25%,50% : 50%, 25% : 75%, 0% : 100%) and coconut milk addition (S) : (10%, 20%, 30%). Parameters analyzed were water content, ash content, protein content, fat content, crude fiber content, organoleptic of score and hedonic of color, flavor, taste, and texture. The results showed that the ratio of white sugar with brown sugar and coconut milk addition had highly significant effect on water content, ash content, score of color, score of texture, hedonic of color, hedonic of  taste. The coconut milk addition had highly significant effect on water content, fat content, score of color, score of flavor, score of taste, hedonic of color, hedonic of taste.The interaction of the two factors had significant effect on score and hedonic of color. The ratio of white sugar with brown sugar of 25% : 75% and coconut milk addition of 10% produced the best quality of shreddedoyster mushrooms. Keyword : shredded oyster mushrooms, brown sugar, white sugar, coconut milk ABSTRAK Penelitian ini bertujuan untuk mengetahui pengaruh perbandingan gula putih dengan gula merah dan penambahan santan terhadap mutu abon jamur tiram. Penelitian ini dilakukan di Laboratorium Teknologi Pangan, Fakultas Pertanian, Universitas Sumatera Utara, Medan, menggunakan rancangan acak lengkap (RAL) dengan 2 faktor yaitu perbandingan gula putih dengan gula merah (G) : (100% : 0%, 75% : 25%, 50% : 50%, 25% : 75%, 0% : 100%) dan penambahan santan (S) : (10%, 20%, 30%). Parameter yang dianalisis adalah kadar air, kadar abu, kadar protein, kadar lemak, kadar serat kasar, organoleptik skor dan hedonik warna, aroma, rasa, dan tekstur. Hasil penelitian menunjukkan bahwa perbandingan gula putih dengan gula merah memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar abu, nilai skor warna, skor tekstur, hedonik warna, dan hedonik rasa. Penambahan santan memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar lemak, nilai skor warna, nilai skor aroma, nilai skor rasa, nilai hedonik warna, nilai hedonik rasa. Interaksi antara kedua faktor memberikan pengaruh berbeda nyata terhadap nilai skor warna dan nilai hedonik warna. Perbandingan gula putih dengan gula merah 25% : 75% dan penambahan santan 10% menghasilkan mutu abon jamur tiram terbaik. Kata Kunci : Abon jamur tiram, gula merah, gula putih, santan.