Preparation technology of black tea-flavor mildewed tofu

Abstract

The invention provides a preparation technology of black tea-flavor mildewed tofu, belonging to the field of food production. The preparation technology comprises the steps of soaking, grinding into thick liquid, boiling soybean milk, filtering the boiled soybean milk, curdling, feeding into black tea water, adjusting the pH value, ageing, pouring, squeezing, cutting into pieces, mildewing in a mildewing box, mildewing tofu, drying in the air, feeding materials and sealing for storage. In the preparation process of the mildewed tofu, the black tea water is fed into the tofu, and a unique preparation technology is adopted, so that the mildewed tofu has the functions of helping gastrointestinal digestion, promoting appetite, inducing diuresis, eliminating edema, resisting acidification and strengthening the heart; furthermore, the pH value is adjusted by citric acid, so that the phenomenon that the growth of microorganism is inhibited by the strong alkalinity of the tofu can be avoided; the matters generated by the citric acid and the theophylline in black tea can be easily absorbed by human body, so that the loss of nutrient substances can be avoided to the utmost extent; the mildewed tofu prepared by the technology is short in production cycle, high in success rate, good in mouth feel and taste as well as tasty, and is more fragrant after being sealed in a jar for a longer time.

Description

technical field [0001] The invention belongs to the field of food processing and relates to a production process of moldy tofu with black tea flavor. Background technique [0002] Moldy tofu is a traditional food loved by the Chinese people. It contains a variety of amino acids, minerals and B vitamins needed by the human body. It has high nutritional value and has the functions of appetizing, reducing internal heat and seasoning. The traditional method of moldy tofu is as follows: [0003] After the beginning of winter, cut the tofu into one-inch squares, and let the tofu dry in the wind until the four corners are browned. Put it on top, so that a layer of tofu and a layer of straw are put down one by one; then seal the carton and let it stand for ten days, until white hair grows on the tofu. In this way, it is greatly affected by the weather. When the weather is fine, the taste after production is good. When the weather is cloudy and rainy, the taste is relatively unsati...