Easy Tuna Casserole
["1 can tuna", "potatoes", "onions", "1 can mushroom soup", "salt and pepper to taste", "1/2 c. milk"]
["Layer ingredients:", "potatoes, onions and tuna.", "Repeat layers. Spread soup over top, then pour milk over top.", "Bake at 350\u00b0 for 1 hour."]
["tuna", "potatoes", "onions", "mushroom soup", "salt", "milk"]