Sweet and Sour Beef

Cut the meat into strips. Clean and halve the oyster mushrooms. Clean, wash, pat dry and cut the spring onions into oblique pieces. Drain the pineapple slices and cut into small pieces, set aside the juice. Halve and core the pepper and cut into large pieces.

Heat the oil in a wok and fry the meat vigorously on all sides and remove from the pan. Add the bell peppers and mushrooms to the wok and fry vigorously. Add spring onions and fry briefly. Add pineapple, heat briefly. Remove everything from the pan.

Deglaze the hot wok with the pineapple juice, add vinegar and soy sauce. Put the ketchup in the wok and stir everything well. Let the sauce reduce for 1-2 minutes over a medium heat. Add the meat and vegetables to the wok, mix well. Spread sweet and sour beef on plates and serve with rice.