Material: 2500g of pig bone.

Seasoning: 5 slices of ginger and appropriate amount of cooking wine.

Practice steps:

1. Wash pig bones and drain.

2. Rinse with clear water and drain.

3. Boil the boiling water in the pot, and put the ginger slices and cooked pig bones into the pot.

4. After the fire boils, remove the residual blood foam and cook for about 10 minute.

5. Then turn to low heat and stew for about 3 hours.