Laozao (fermented grains, sweet wine, sour wine, called "Yi" in the old days) is a characteristic traditional snack in the south of the Yangtze River, which originated in China and has a sweet and mellow taste. It is made of steamed glutinous rice mixed with wine fermentation. The brewing process is simple and the ethanol content is very low, which can help digestion and relieve summer heat, so it is deeply loved by people. In the production of some dishes, it is often used as an important seasoning.

ingredient

It is rich in carbohydrates, protein, B vitamins, minerals and so on, which are indispensable nutrients for human body. The fermented glutinous rice contains a small amount of ethanol, which can promote blood circulation, help digestion and stimulate appetite. The composition of fermented grains changed with the fermentation progress. Mature grains contained 50. 108% water, 2. 105% ethanol, 3.789% crude protein, 27.765% sugar and 0.30 1% total acid (volatile acid 0.03/kloc).