核桃乳-牛乳混合发酵酸奶的研制及成分分析

Study on the Yogurt Mixed with Walnut Milk and Whole Milkand the Nutrients Analysis

采用L9(34)正交试验对核桃乳-牛乳混合发酵酸奶进行了试验研究。试验结果表明,使用保加利亚乳杆菌(Lactobacillusbulgaricus)和嗜热链球菌(Streptococcusthermophilus)混合菌种按1∶1的比例,核桃乳∶牛乳为5∶5,在(40±1)℃下发酵5h,1～5℃冷却后熟12h,具有较好的效果。每100mL成品含蛋白质1 92g,脂肪2 03g,硫胺素1 12 ,核黄素1 9 ,磷0 32 ,铁0 19 ,黄酮1 76μg。成品口味清香,具有核桃特有的香味,口感细腻,色泽洁白。

The study was carried on the prescription and nutrients analyse for walnut yogurt. The results shows, the nutritional value of the product is very high,rich in thiamin, riboflavin, Fe and flavone.