Shepherd'S Pie
["1 lb. hamburger", "1 chopped onion", "salt and pepper to taste", "instant mashed potatoes", "milk", "margarine", "cheese slices"]
["In frying pan, brown hamburger with onion, salt and pepper. Drain off grease.", "Separately fix potatoes according to box.", "In casserole dish, put browned hamburger. Spread the mashed potatoes evenly over the hamburger.", "Place cheese slices on top.", "Put in oven at 350\u00b0 until cheese melts."]
["hamburger", "onion", "salt", "potatoes", "milk", "margarine", "cheese slices"]