Beef Casserole
["1 lb. hamburger meat", "1 c. grated cheese", "1/2 c. chopped onion", "1 can corn (optional)", "1 pkg. spaghetti, cooked", "1 c. mushroom soup", "2 Tbsp. salt"]
["Brown hamburger meat and drain.", "Mix other ingredients; put in oblong dish.", "Bake at 325\u00b0 for 40 minutes."]
["hamburger", "grated cheese", "onion", "corn", "mushroom soup", "salt"]