Take ebony and hawthorn, increase or decrease the quantity as needed, and rinse slightly with water.
The ebony mountain is thrown into the pot, add water, open fire
After boiling, turn to a small fire and cook for about 20 minutes.
Finally add rock sugar, after the sugar melts, it can be turned off.
1. What is the amount of these random, each person's taste is different. 2. Mother said that it is best to use corrugated