Health-caring sour milk containing active ingredients of truffles and preparation method thereof

Abstract

The invention belongs to the field of foods. The purpose of the invention is to provide health-caring sour milk containing active ingredients of truffles and a preparation method thereof. The health-caring sour milk provided by the invention is the health-caring sour milk containing the active ingredients of the truffles prepared by utilizing truffles and fresh milk or milk powder as main raw materials. Specifically, the active ingredients of the truffles are extracted according to a method for extracting polysaccharides, and high-speed centrifugation is performed on the extracted active ingredients so as to obtain an extract; and the extract contains a large amount of the most effective active ingredients of the truffles, namely truffle polysaccharides. The health-caring sour milk containing the active ingredients of the truffles has the following advantages: (1), the raw materials are green, healthy and environmentally-friendly, the health-caring sour milk is suitable for drinking during pregnancy, and the technology is safe and free of pollution; (2), the health-caring sour milk contains a relatively large amount of active ingredients of the truffles, namely the truffle polysaccharides, and has unique aroma of the truffles as well as beautifying and youth-keeping functions of the red dates and the Chinese wolfberry fruits; and (3), the health-caring sour milk is a novel functional sour milk which has the functions of improving immunity, beautifying and keeping youth in long-term drinking, and thus, a high-end product is provided to the market and diversification of sour milk products is enriched and so on.

Description

technical field [0001] The invention belongs to the field of food, and in particular relates to health-care yoghurt containing truffle active ingredients and a preparation method thereof. Background technique [0002] Truffles are the most precious edible and medicinal fungi in the world, and they are mainly distributed in Panzhihua, Sichuan and Yunnan in my country. Truffles not only have a special fragrance, but also have high nutritional value and contain a variety of biologically active substances, especially truffle polysaccharides, which can be used to treat gastric cancer, tumors and other diseases. Jujube is a food with the same source of food and medicine, and has high nutritional and health functions. Lycium barbarum is a traditional Chinese medicinal material in my country, and it is a commonly used nutritional tonic. Yogurt not only contains relatively rich nutrients, but also adds probiotics, which is deeply loved by people. The health-care yoghurt has the uni...

AI Technical Summary

Problems solved by technology

[0003] At present, yogurt is used as a carrier to increase the nutritional value of yogurt by adding truffle juice. Chinese patent 201610353172.6 discloses a truffle yogurt and its preparation method. It uses truffle extract to ferment lactic acid bacteria to produce fermented yogurt. After washing the truffles, put them into water at a temperature of 90-100°C for 20-35s, then quickly control the temperature of the extraction system to drop to 60-65°C, then extract at this temperature for 25-40 minutes, stir, and filter to obtain truffle juice. The truffle yogurt obtained by the method is rich in nutrition and has a special fragrance; but this truffle yogurt does not extract all the active ingredients in the truffle, the nutritional effect is not comprehensive enough, and it is difficult to completely filter out the residue, which affects the taste of the yogurt

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