Halve the pepper, clean and wash. Cut one half into small cubes. Clean and wash the spring onion and cut into fine rings. Chop the olives. Mix quark, milk and ketchup, season with salt and pepper.
Fold vegetables and nuggets, except for something to garnish, into the quark. Fill the quark into the pepper half, sprinkle with the remaining ham and vegetables. Garnish with cress. Serve with the brown bread.