Preparation technology of blueberry yogurt

Abstract

The present invention relates to the technical field of yogurt and particularly a preparation technology of blueberry yogurt. The preparation technology of the blueberry yogurt comprises the following steps: sorting, cleaning, enzyme inactivating, color protecting, pulping, enzymatic hydrolyzing, filtering, clarifying, blending, homogenizing, sterilizing, inoculating, refrigerating, after-ripening, culturing, fermenting, finished product obtaining, and inspecting. The blueberry yogurt preparation technology adds blueberry juice into milk to conduct fermentation during production, so that the blueberry yogurt not only has nutrients of the milk, but also increases the nutritional components of the blueberries. The prepared blueberry yogurt maintains the original yogurt nutrients and after fusion of blueberries accessory materials, the blueberry yogurt has functions of improving eyesight, resisting cancer, softening blood vessels and enhancing human body immunity. The finished products are all uniform in color and luster, present a light blue color, are sour and sweet in tastes, delicate and smooth, have blueberry fruit fragrance and milk fragrance, are delicate in body liquid clot, do not separate out whey, and are uniform and free of bubbles and layers.

Description

technical field [0001] The invention relates to the technical field of yogurt, in particular to a preparation process of blueberry yogurt. Background technique [0002] Yogurt is a kind of milk product that takes milk as raw material, adds beneficial bacteria (lactic acid bacteria) to milk after pasteurization, after fermentation, and then cools and fills. At present, most yogurt products on the market are solidified, stirred and fruity with various fruit juices and jams. Yogurt not only retains all the advantages of milk, but also develops its strengths and circumvents its weaknesses in some aspects through processing, becoming a nutritional and health product more suitable for human beings. [0003] Blueberry, English name: Blueberry, means blue berry, belongs to Rhododendronaceae, Vaccinium. Native to North America, perennial shrub small berry fruit tree. Because the fruit is blue, it is called blueberry. Blueberry fruit is rich in nutrients, which has the functions o...

AI Technical Summary

Problems solved by technology

[0004] In the prior art, the existing yogurt has relatively single nutritional components, and there is no yogurt that improves eyesight, fights cancer, softens blood vessels, and enhances human immunity, which cannot meet people's nutritional and health needs.