1. First, blister the soybeans, scrape the pigskin inside and outside with a knife, and use NIE to remove the pigskin
2. Put the water in the pot, add the cleaned pig skin, add the star anise, cinnamon, fragrant leaves, ginger and pepper, and cook them together. Remove the pig skin and cool it
3. After cooling, continue to scrape the inside and outside of the skin with a knife, remove the grease from the skin, and cut the scraped skin into strips
4. Put clear water in the pot, put the cut meat strips in, and boil the wine
5. Take out the cooked meat skin and cut it into small pieces with scissors
6. Drain the water in the pot, put the diced meat into it, add the soaked soybeans and cook it together
7. Put a little salt and cooking wine, ginger, turn off the heat and continue cooking
8. After cooking for half an hour, stir it with a spoon to prevent the pot from sticking. When the soup is almost dried, turn off the fire
9. Put the boiled frozen juice into a container and cool it.