Purple sweet potato yogurt

Abstract

The invention discloses purple sweet potato yogurt, and belongs to yogurt. The purple sweet potato yogurt comprises following components: 300-950 parts of raw material milk, 1-50 parts of purple sweet potato flour, a trace amount of a fermenting agent, 2-10 parts of a stabilizing agent, 1-100 parts of a sweetening agent and 0-700 parts of water. The purple sweet potato yogurt is advantageous in that: the purple sweet potato flour is added into the yogurt, thus overcoming the problem that raw materials are liable to contaminate by microorganisms; and the purple sweet potato yogurt has nutrition value of the purple sweet potato and has functions and flavor which are special to yogurt.

Description

technical field [0001] The invention relates to a yoghurt, in particular to a purple sweet potato yoghurt. Background technique [0002] Yogurt is a kind of milk product that uses fresh milk as raw material, adds beneficial bacteria (starter) to milk after pasteurization, after fermentation, and then cools and fills. During the fermentation process of yogurt, about 20% of sugar and protein in milk are hydrolyzed into small molecules (such as galactose and lactic acid, small peptide chains and amino acids, etc.), and the fat content in milk is generally 3%-5%. After fermentation, the fatty acid in milk can be increased by 2 times compared with raw milk. These changes make yogurt easier to digest and absorb, and the utilization rate of various nutrients can be improved. Yogurt can decompose lactose and protein in milk, making it easier for the human body to digest and absorb; it can promote the secretion of gastric juice, increase appetite, and strengthen digestion; it can in...

AI Technical Summary

Problems solved by technology

Purple sweet potato has anti-oxidation, anti-mutation, and liver-protecting effects. Since the raw material of cooked purple sweet potato is easily contaminated by microorganisms, it is difficult to apply it to yogurt