Ali'S Favorite Rigatoni
["1 1/2 lb. ground beef", "1 medium onion", "1 large jar favorite spaghetti sauce", "1 pkg. rigatoni noodles", "1 small container Ricotta cheese", "1/2 c. sour cream", "1 large ball Mozzarella cheese"]
["Brown ground beef with onion and seasonings (garlic powder and pepper).", "Stir in spaghetti sauce and let stew."]
["ground beef", "onion", "sauce", "rigatoni noodles", "Ricotta cheese", "sour cream", "Mozzarella cheese"]