1. Cut the pork into 3 mm thick slices with a knife; put the pork into a bowl and add oyster sauce, salt and soy sauce in the marinade
2. Grasps the marinade by hand and marinate for 10 minutes; remove the stem of green pepper, cut it from the middle, and remove the core and seed of pepper
3. Cut the green pepper into strips. Red pepper is also treated in the same way, cut into strips; garlic and ginger are chopped, Douchi is washed with water once, and then drained
4. Heat up the frying pan, add 1 / 2 tbsp vegetable oil, add cold oil to meat slices, stir fry with low heat; stir fry until the meat slices have oil, and slightly roll up, remove the meat slices for standby
5. Stir fry the remaining oil in the pan with lobster sauce, ginger and garlic powder over a low heat to make the flavor; add shredded green and red pepper, 1 / 8 tsp salt, and stir fry over medium heat until the shredded peppers are soft
6. Pour in the pre fried meat slices, add soy sauce, sugar and chicken essence for seasoning; then stir fry for about 30 seconds, let the dishes taste and then come out of the pot