Shaoxing rice wine is a traditional Chinese fermented liquor, produced in Shaoxing City, with a long history and unique technology. The following is the main process of Shaoxing rice wine:
1. Preparation of brewing raw materials: The main raw materials include sorghum, glutinous rice, wheat bran and water. Sorghum is the main raw material of Shaoxing rice wine, which needs to be steamed and ground.
2. Saccharification: Mix the steamed sorghum and glutinous rice, add the bran, and then add a certain proportion of koji (koji is a fermentation initiator, composed of a variety of microbial strains), and put it into the fermentation room for saccharification. During saccharification, starch is converted into sugar.
3. Fermentation: The mashed mixture is called sake lees, and the sake lees are placed in a fermentation tank for fermentation. During fermentation, the yeast in the koji converts sugars into alcohol and carbon dioxide.
4. Distillation: After the fermentation is completed, th…