Preparation method of freeze-dried fruit, vegetable, nut and cereal yoghourt nutritive cubes

Abstract

The invention provides a preparation method of freeze-dried fruit, vegetable, nut and cereal yoghourt nutritive cubes. The preparation method comprises the following steps of cleaning fruits and vegetables, performing pulping, mixing and blending pulp with yoghourt, performing homogenizing, adding cereals, nuts and fruit granules, performing stirring, performing membrane filling, performing quick-freezing, performing demolding, performing vacuum freeze drying, and performing packaging so as to obtain the freeze-dried fruit, vegetable, nut and cereal yoghourt nutritive cubes. The freeze-dried fruit, vegetable, nut and cereal yoghourt nutritive cubes are produced by a vacuum freeze drying technique, so that original thermal sensitivity components and antioxidation components of products canbe sufficiently guaranteed, the color and the fragrance of fruits and vegetables and the activity of probiotics can also be guaranteed, and transportation and long term storage are facilitated; and besides, the cereals, the nuts and the fruits cooperate, so that the nutrition is more balanced.

Description

technical field [0001] The invention belongs to the field of food processing, and in particular relates to a preparation method of freeze-dried fruits, vegetables, nuts, cereals and yoghurt nutrition blocks. Background technique [0002] Yogurt is a kind of milk product that uses milk as raw material, after pasteurization, beneficial bacteria (ie, fermenting bacteria) are added to the milk, and after fermentation, it is cooled and filled. Compared with ordinary fresh milk, it is easier to be digested and absorbed by the human body, and the utilization rate of various nutrients becomes higher. The lactic acid bacteria in yogurt can improve the micro-ecological balance of the human body, optimize the intestinal flora, inhibit the invasion of intestinal harmful bacteria, inhibit the growth of saprophytic bacteria, and inhibit the production of carcinogens by harmful bacteria, which can prevent and treat diseases. Currently on the market, yogurt and fruits and vegetables are co...

AI Technical Summary

Problems solved by technology

However, fruits and vegetables are not easy to keep fresh, store and transport, and yogurt needs to be transported and sold in the cold chain. At present, the sales of fruit and vegetable yogurts on the market are also limited due to problems such as preservation and storage. Most of the commercially available fruit and vegetable flavored yogurts or fruit and vegetable flavored , yogurt cubes, yogurt slices, etc. contain a variety of food additives that are not conducive to health