1. Clean the pig ears, then put them in the pot, then add the peel, ginger, pepper, onion, garlic and star anise.

2. Put some soy sauce and then fermented bean curd

3. Put some dark soy sauce and then put some water in the pot, just enough to cover the pig ears.

4. During the 30-minute cooking process, the pig ears should be turned from time to time to ensure that all sides are cooked and colored.

5. Let the pig ears freeze and then cut them into slices and put them on a plate.