1. Ingredients: pork leg bone, water, salt, onion and ginger, a little anise pepper, and a little cooking wine.

2. Prepare the required ingredients, and rinse the pork leg bones with clean water.

3. Put clean water into the pot, and blanch the pork leg bones in cold water to remove the smell of blood. Blanch for 3 minutes, and then remove for later use.

4. Put the blanched pork leg bones into the pot again, prepare the sliced octagonal pepper and onion ginger, and lay them flat on the surface of the bones.

5. Add warm water, pour a proper amount of cooking wine and boil it over high fire, then change the temperature to continue stewing.

6. After boiling for 4 minutes, the bone soup will change color and sprinkle with appropriate amount of salt.