Hamburger Casserole
["1 large onion, minced", "1 lb. ground beef", "cooked green beans", "1 (10 oz.) can tomato soup", "5 medium potatoes, cooked", "1/2 c. warm milk", "1 egg, beaten", "1 tsp. salt", "1/2 tsp. pepper"]
["Brown onion and meat in hot fat.", "Add beans and soup; mix thoroughly.", "Pour into greased baking dish.", "Mash potatoes and add milk, egg and seasonings.", "Put on top of meat mixture.", "Bake at 350\u00b0 for 30 minutes."]
["onion", "ground beef", "green beans", "tomato soup", "potatoes", "warm milk", "egg", "salt", "pepper"]