Hamburger Casserole
["1 medium onion", "1 1/2 lb. lean hamburger", "1 bell pepper", "1 (8 oz.) box macaroni", "1 can cream of mushroom soup", "1 1/2 c. shredded sharp cheese"]
["Brown meat, onion and pepper.", "Add mushroom soup and 1 can water.", "Add 1/2 of cheese and pour over cooked macaroni.", "Top with remaining cheese.", "Bake 45 minutes at 300\u00b0."]
["onion", "lean hamburger", "bell pepper", "macaroni", "cream of mushroom soup", "sharp cheese"]