Put sugar, salt, vinegar, light soy sauce, oyster sauce, cornstarch and 2 tablespoons of water into a bowl and mix well
Add vegetable oil to the pot, add Sichuan peppercorns, dried red pepper segments, onion and garlic slices and stir-fry until fragrant, first add cabbage and stir-fry until soft 
Add cabbage leaves and stir-fry until soft
Pour in the sauce and stir-fry evenly. If you don't want the soup, you can stir-fry for a while to reduce the soup
