A kind of preparation method of Daqu solid-state fermented apple cider vinegar

Abstract

The invention discloses a preparation method for yeast solid-state fermentation apple vinegar, and relates to a preparation method for table vinegar. The method comprises the following steps of: selecting raw materials; cleaning and crushing the raw materials; protecting color with 0.5 percent sodium sulfite solution and then pulping; adding pectinase for zymolysis and pulping; adding yeast into fermenting mash and stirring the yeast; adding liquid-state saccharomyces cerevisiae, hansenula and monascus to perform alcoholic fermentation; adding mixture of bran and bran coat and mixed strain solution of fortified shanghai brewing 1.01, As 1.41 and bacterium gluconicum to perform acetic acid fermentation; showering vinegar; clarifying; sterilizing; and canning to obtain a finished product. In the method, a multi-strain cocultivation system of alcoholic fermentation and acetic acid fermentation is established; and by adding the yeast and specific microorganisms, the yeast solid-state fermentation apple vinegar is prepared by a solid-state acetic acid fermentation process. The apple vinegar is clear and transparent, has rich and harmonious smell and soft sourness and has the special smell and flavor of Shanxi old mature vinegar.

Description

technical field [0001] The invention relates to a preparation method of vinegar, in particular to a preparation method of Daqu solid-state fermented apple vinegar. Background technique [0002] Traditional vinegar is an acidic condiment brewed mainly from grains. With the continuous expansion of the vinegar market and the diversified needs of consumers for vinegar products, it has become a development trend to expand the types of vinegar products and innovate vinegar products. [0003] Compared with table vinegar based on condiments, fruit vinegar is rich in fruit nutrition and contains a large amount of substances such as sugar, minerals and vitamins necessary for the human body. There are various fruit vinegars produced both at home and abroad. Because fruit vinegar can not only be used as a general seasoning, but also has effects such as aiding digestion, lowering blood pressure, and eliminating fatigue, it is favored by more and more consumers. Therefore, actively devel...

AI Technical Summary

Problems solved by technology

At present, the field rot rate of apples in our country is high, resulting in great waste. The industrialization and utilization of apples are low, and there is a big gap with Western countries.