Pengaruh Penambahan Susu Full cream terhadap Mutu Soygurt

Abstract

Soygurt is the fermented product of lactic acid bacteria on soybean extract. Soygurt are generally has an unpleasant odor typically preferred as soy beans. Soygurt has a high nutrient content which is proximately same as yogurt. One attempt of the addition of full cream milk is to improve taste. This research was conducted to see the effect of full cream milk addition to the acceptance rate of set soygurt. Soygurt on the research is using the bacteria Streptococcus thermophilus and Lactobacillus bulgaricus. The addition of full cream milk is done by four different concentrations (0%, 3%, 5%, and 7%). The making of soybean extract is using modified Illinois method. Soybean extract added sugars as much as 6% and then pasteurized. After that, the extract of soy is cooled down to temperatures of 450C and innoculated starter culture as much as 5%. Incubation is done for 16 to 18 hours at a temperature of 370C. The results can be concluded that the addition of full cream milk on soygurt’s characteristics against influential include pH, total of lactic acid, viscosity, and organoleptic (appearance, texture, aroma, flavor, and overalls. The treatment with the addition of full cream milk by as much as 5% and 7% did not different. Product with the addition of full cream milk as much as 7% was chosen as the best because it has the highest organoleptic score compared to the three.