1. Wash the chicken breast meat, cut it into pieces, add the egg liquid and starch, mix well, and then paste; peel and wash the lettuce, cut the diamond slices; slice the pineapple, scald them with boiling water respectively, and remove them for standby.
2. Add vegetable oil to the pot and heat it up. Put in chicken slices and slide them into the pan. Remove and drain the oil for later use.
3. Heat the bottom oil in the pot, stir fry the onion, red and green peppers, stir fry all the raw materials for a while, then add the seasoning and stir fry evenly, thicken with starch, and dish out.