1. Wash the duck breast, soak it in clear water to remove blood stains and drain it. Wash two water bamboo shoots and cut them into thin slices.
2. Slice duck breast with skin, marinate with salt, allspice powder and cooking wine for a while, slice garlic and cut onion.
3. Heat oil in the pot, add pepper, onion, garlic slices and pepper and stir fry.
4. Add the marinated duck and stir-fry until the duck changes color.
5. Pour the sliced water bamboo slices, add 1 tbsp soy sauce, and continue to stir fry with 1 tbsp soy sauce.
6. Transfer in oyster sauce, add salt and stir-fry until the water is soft.