Braised pig's trotters

1. Seasoning preparation
2. Wash the trotters, cut them into pieces and soak them in water for 1 hour
3. In a cold underwater pot of trotters, pour in cooking wine and ginger slices and blanch the water
4. Remove the trotters, remove the hair, rinse with water and drain
5. Pour oil into a hot pan, pour in the peppercorns, stir-fry the peppercorns over low heat to make them fragrant, and remove the peppercorns
6. Pour star anise, cinnamon, dried chili pepper and fragrant leaves into a pot and stir-fry until fragrant
7. Add the trotters and fry until the skin is golden
8. Pour in cooking wine, light soy sauce and dark soy sauce, stir well, add water over pig's trotters, add garlic, ginger and green onion to boil over high heat, and simmer for 1 hour on low heat