Boil the macaroni in a large quantity of salted water and strain. Chopped onion and diced ham fried in the lard, add the tomato puree, fuzzy with little water or broth, salt, pepper and stew. Pour pasta with sgoresheno butter, place in baking pan, add the prepared mixture and stir well. Sprinkle with grated feta cheese and breadcrumbs, baked brief time under the grill in a hot oven. Serve immediately.