1. Wash the chicken skeleton, ribs and drumsticks, cut the ribs and drumsticks into small pieces, cut the onion into sections, and slice the ginger for later use.

2. Pour water into the pot, put the chicken skeleton, ribs and drumsticks into the pot, add onion, cooking wine and appropriate amount of water to boil, skim off the floating foam and stew for two hours.

3. Wash the copper pot, dry the water, put the ingredients on the outer ring of the copper pot, then light a charcoal fire and put them in the copper pot.

4. Pour the stew on the ingredients and add pepper and salt to stew.