Clean the white cabbage and cut into slices. Cut the cabbage into fine strips until the stalk. Wash and drain well. Heat vinegar, sugar and 1/2 teaspoon salt. Dribble hot over the cabbage and knead with your hands.
Clean, wash and slice the cucumber. Wash and chop parsley. Fold both into the cabbage, season with pepper and leave to stand. Wash the lamb fillet and dab dry. Heat the oil. Brown the fillet in it all around.
Season with salt and pepper. Fry over medium heat for 5-8 minutes, let rest. Wash mint, pluck leaves and chop. Mix yoghurt and mint. Season to taste with salt, pepper and lemon juice.
Cut the fillet into slices and fold into the salad. Season salad again. Pluck the flat breads into small pieces. Fry in a pan without oil for 2-3 minutes and arrange with the salad. Garnish with mint.