1. The utensils used in the whole brewing process are porcelain cans or glass bottles, but it is suggested that the utensils made of plastic are not necessary, because plastic may chemically change with ethanol and produce toxic substances. In addition, special tools and appliances made of iron or aluminum cannot be used.

2. The special tools and instruments used in the whole brewing process must be disinfected and sterilized, and it must be guaranteed that it does not contain vegetable oil and water.

3. You can use 2 kg of white sugar per 10 kg of new _ thorn berries. It is recommended not to put too much sugar. Too much sugar will affect all normal fermentation and may cause unexpected ingredients.

The brewed raspberry wine can be mixed with sugar before eating, and those who hate drinking rice wine can be saved.

5. After the raspberry is mashed, you can also add a proper amount of yeast, such as Angel sweet koji for rice wine, which can better improve the insurance index of alcohol fermentation success.