1, picking Rosa roxburghii. Don't pick the thorn pears until they are ripe. The color looks golden yellow, that is ripe. Uncooked wine is blue and bitter, and that kind of wine is not good to drink.

2. cut pears. Remove the thorns before cutting the pears. After cutting, clean the thorns and seeds inside.

3. Steamed Rosa roxburghii. It's the same as steamed rice at home, but it must be steamed, which not only tastes pure, but also looks good.

4. Dried Rosa roxburghii. Dry the Rosa roxburghii in the sun until it is burnt. When Rosa roxburghii does not regain its moisture, put it in a better cloth bag and beat it with a stick.

5. Soak pear wine. Generally, half a catty of dried Rosa roxburghii is soaked in ten jins of wine, and three to five ounces of honey (or rock sugar) is added inside. Be sure to seal it, and you can start drinking in a month.