1. Choose dark brown, soft and fresh "preserved pig liver", soak it in a certain concentration of salt water with pig bile, and add appropriate amount of sorghum wine, star anise, licorice, sugar, diced meat, pepper, cinnamon and other ingredients;

2. After the bile seeps into the liver, take it out and hang it in the sun; Plastic surgery every 2 ~ 3 days. The pig bile made by this method has beautiful appearance, uniform color, good color, fragrance and shape.