add oil and press for 25 minutes. Taking braised pig's trotters as an example, this paper introduces the specific methods for reference. Prepare materials first: 15g trotters, 3g cooking oil, one onion, several slices of ginger, several cloves of garlic, several slices of fragrant leaves, several crystal sugar, one dried pepper, several prickly ash, 2 tablespoons of soy sauce, 2 tablespoons of cooking wine, and an appropriate amount of salt.

1. Wash and cut pig's trotters, then put them into cold water in the pot, add a few slices of ginger and blanch them with 2 spoonfuls of cooking wine.

2. Then take out the trotters and clean them for later use.

3. put the cooking oil in the pot, add the crystal sugar, stir-fry over low heat until the crystal sugar melts into caramel color.

4. Add pig's trotters, stir fry and color quickly.

5. add onion, ginger, garlic, fragrant leaves, cinnamon and star anise and continue to stir fry.

6. add one spoonful of oyster sauce, two tablespoons of soy sauce, two tablespoons of soy sauce, a proper amount of salt and two tablespoons of cooking wine, and continue to stir fry.

7. add a bowl of boiling water.

8. Pour the trotters into the pressure cooker.

9. cover the pot, and after SAIC, simmer for 25 minutes.

1. done.