1. Pour a proper amount of water into the pot, and put the eggs in and cook them. After the boiled eggs are fished out, put them in cold water immediately, and then shell them, as shown in the figure.

2. Put the eggs in salt water and cook for 20 minutes. After cooking, put them in salt water for one night. Take out the eggs the next day and drain them, as shown in the figure.

3. Pour an appropriate amount of cooking oil into the pot, heat it to 80% heat, add eggs, fry until golden brown, and then remove the oil control, as shown in the figure.

4. Put the fried eggs in the salt water again and turn to low heat for 20-30 minutes.