Parboil a cabbage in salted water; drain and stuff with chopped cooked mutton. Mix with chopped ham, 1 onion and 2 sprigs of parsley chopped fine. Add ½ cup of cooked rice, salt and pepper to taste. Place in a buttered baking-dish; sprinkle with bits of butter; add the juice of a lemon, and let bake in a moderate oven until done. Baste often with butter and serve hot.