Clean, wash and cut the peppers into strips. Peel onion and cut into thin slices. Wash the meat, dab dry and cut into strips. Peel, wash and chop the potatoes.
Heat the oil in a pan. Fry meat and potatoes for about 5 minutes and season with salt and pepper. Take out and braise paprika and onions in the frying fat for about 4 minutes. Meanwhile clean the Chinese cabbage and cut into strips.
Put the potatoes and meat back into the pan. Fold in the Chinese cabbage. Add stock and 1 tablespoon yoghurt. Season to taste with salt and pepper. Arrange on plates. Add remaining yoghurt.