Hash Brown Casserole
["2 c. Velveeta cheese", "16 oz. sour cream", "1 medium onion, diced", "1 (32 oz.) pkg. hash browns, thawed", "1 can cream of mushroom soup", "1 stick butter, cut in pats"]
["Stir together.", "Place in a 9 x 13-inch greased pan.", "Bake at 350\u00b0 for 1 hour."]
["Velveeta cheese", "sour cream", "onion", "hash browns", "cream of mushroom soup", "butter"]