Lazy Day Casserole
["1 lb. ground beef", "1 small onion", "4 medium potatoes", "1 (16 oz.) can green beans", "1 can cream of mushroom soup"]
["Brown beef and onion; drain off liquid.", "Combine green beans (liquid too) and soup.", "In a large casserole thinly slice potatoes and sprinkle with salt.", "Add 1/2 beef, then 1/2 green bean mixture.", "Repeat layers.", "Cover and bake for 1 1/2 hours at 350\u00b0."]
["ground beef", "onion", "potatoes", "green beans", "cream of mushroom soup"]