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The physico-chemical Properties of Beef Meatballs processed by Addition of Different Salt Concentration Using the Ohmic Heating method Aprisal Nur Aprisal; Hikmah M Ali; Salengke Salengke
Hasanuddin Journal of Animal Science (HAJAS) Vol. 2 No. 2 (2020)
Publisher : Faculty of Animal Science, Hasanuddin University, Makassar, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20956/hajas.v2i2.13038

Abstract

Meatballs are generally cooked using the conventional method, namely the conduction method or using a stove, this cooking has several drawbacks including the amount of energy wasted during cooking, a long time and an uneven level of maturity. Currently, many ohmic cooking technologies have been developed as a substitute for conventional cooking. This technology has advantages such as being environmentally friendly because it does not use fossil fuels and the temperature is easily controlled. This technology uses the principle of electrical resistance (ohms) to generate heat, so that the heat that arises comes directly from the product itself, not from heat that is outside, such as fire or radiation. The main requirement that must be met is that the material must have conductivity or be able to conduct electric current. Salt is one of the electrolytes that are able to conduct electric current so that ohmic technology can be applied to meatballs. This study aims to determine the effect of salt concentration on the physico-chemical characteristics of beef meatballs. Three levels of salt concentration (2%, 3%, and 4%) tested on 9 samples of meatballs. The results showed an increase in the strength of Gel (P<0.01), antioxidant activity (P<0.05) and dissolved protein content (P<0.01) with increasing salt concentration given. This study concluded that the use of ohmic technology gave good characteristics of meatballs where this cooking was able to increase gel strength, antioxidant activity and protein content. Keywords : Ohmic heating, meatball, salt, cooking time, beef
The Colors Profile of Duck Meat with Combination of Liquid Smoke Papain Enzyme Levels at Marinated Andi Dharmawan Wicaksono; Hikmah M Ali; Nahariah Nahariah
Hasanuddin Journal of Animal Science (HAJAS) Vol. 3 No. 1 (2021)
Publisher : Faculty of Animal Science, Hasanuddin University, Makassar, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20956/hajas.v3i1.13837

Abstract

Duck meat is a livestock product favored by Indonesians, especially in South Sulawesi. The papain enzyme contains a proteaze enzyme that breaks down protein in meat as a meat tenderizer. Liquid smoke contains phenolic compounds as antioxidants, antibacterial agents and as a binder. The study was designed with a completely randomized design with a 5 x 5 factorial pattern with 3 replications. The first factor was the combination of papain enzyme levels and liquid smoke; factor A = (A1 = PE: 100%, A2 = LS: 25%, A3 = LS: 50%, A4 = LS 75%, A5 = LS: 100%) and the second factor was the marinated times; factor B = (B1 = 0, B2 = 30, B3 = 60, B4 = 90, and B5 = 120 minutes). There was no significant effect (P>0.05) of the combination of liquid smoke board enzyme levels on the (L*) brightness value, but at marinated time a significant effect (P<0.01) on the (L*) brightness value, especially at 120 minutes. There was no significant effect (P>0.05) from the combination of levels on the (a*) redness value, but at the time of marinated there was a significant effect (P<0.05) on the redness (a*) value, especially at 90 minutes. There was a significant effect (P<0.05) of the combined levels on the (b*) yellowness value, but at the time of marinated the significant effect (P<0.05) was on the (b*) yellowness value, especially at 90 minutes. The results showed that the addition of the combined level of the liquid smoke papain enzyme at the brightness (L*) and redness (a*) values didn’t give a significant effect, while the yellowish value (b*) gave an increase in the yellowish value at a concentration of 75% of liquid smoke. Marinated time gives a value that increases with increasing marinated times on the resulting color value. Keywords: Papain enzyme, liquid smoke, marinated times, duck meat