Exercise:

1. Prepare ingredients and pour hot oil +2 tablespoons soy sauce +2 tablespoons aged vinegar+1 tablespoon oyster sauce+appropriate amount of salt and sugar.

2. Appropriate amount of black pepper, stir well, slice the duck gizzard, wash the blood, put it in a pot with cold water, add onion and ginger cooking wine, cook for 8 minutes, and pat away.

3. Take out the duck gizzard, wash it, drain the water, add the coriander and pour in the prepared juice.

4. Stir well and cook.