Hamburger Pie
["1 medium onion, chopped", "1 lb. ground beef", "salt and pepper", "1 can (2 1/2 c.) or 1/2 lb. cooked green beans", "1 (10 1/2 or 11 oz.) can condensed tomato soup", "5 medium potatoes, cooked", "1/2 c. warm milk", "1 beaten egg", "salt and pepper"]
["Cook onion in hot fat until golden.", "Add meat and seasonings; brown.", "Add drained beans and soup.", "Pour into greased 1 1/2-quart casserole."]
["onion", "ground beef", "salt", "beans", "tomato soup", "potatoes", "warm milk", "egg", "salt"]