Donkey-hide Gelatin Ointment
1.
Crush the donkey-hide gelatin, pour it into a bowl, pour into the rice wine, cover with plastic wrap, and soak for 2 days
2.
Heat the soaked donkey-hide gelatin in water to melt
3.
Add the crushed rock sugar, stir it a few times during the process of melting the rock sugar, add water
4.
Reheat for about 20 minutes, stirring more during the period, using low heat throughout the process, without covering
5.
Put the boiled donkey-hide glue liquid into a clean airtight container, put it in the refrigerator and store it in the refrigerator, 1 teaspoon a day, delicious