1. Prepare ingredients: trotters, soybeans, green onions, dried chili, pepper, ginger, star anise, sana, rock sugar
2. Soak the soybeans in water for half a day. Slice green onion, slice ginger
3. Pork trotters cold water pot, put people cooking wine to boil bleeding water
4. Clean and drain the water
5. Heat the oil in a pot, add dried chili, peppercorns, ginger, sana, star anise, and fry for a fragrance
6. Put the trotters in a low heat and fry for a while, then put in the bean paste and fry the red oil
7. Put in dark soy sauce to color
8. Pour the soybeans
9. Add water without any ingredients
10. Add the shallots and rock sugar. Bring to a boil on high heat, turn to low heat and simmer for 90 minutes
11. Cook until the trotters are soft and rotten, and then collect the juice on high heat
