Accessories: rock sugar, onion, ginger, cooking wine, soy sauce, oyster sauce and salt.

1. Pour the water into the pot.

2. Cook pig's trotters in cold water.

3. After the water is boiled, skim off the floating foam and let it out.

4. Pour the right amount of oil into the pot.

5. Add rock sugar and cook until it melts.

6. Add trotters, stir-fry and color.

7. Add onion and ginger and stir fry.

8. Add cooking wine, soy sauce, oyster sauce and salt, and stir fry quickly and evenly.

9. Pour in hot water without trotters. After the water boils, add soybeans soaked for 2 hours, and simmer 1 hour.

10. The finished product is shown in the figure.