Hash Brown Potato Casserole
["2 lb. pkg. (32 oz.) frozen hash brown potatoes, defrosted", "1/2 c. melted butter or margarine", "1 can cream of chicken soup", "1 c. chopped onions", "2 c. grated Cheddar cheese", "1 tsp. salt", "1/8 tsp. pepper (optional)", "1 pt. sour cream", "lemon twist (optional)", "parsley (optional)", "corn flakes (optional)"]
["Combine all ingredients and place in a 13 x 9-inch or 2 1/2-quart greased casserole.", "Corn flakes can be crushed and mixed with melted butter for a topping, if desired.", "Bake at 350\u00b0 for 1 hour.", "Garnish with lemon twist and parsley, if desired."]
["potatoes", "butter", "cream of chicken soup", "onions", "Cheddar cheese", "salt", "pepper", "sour cream", "lemon", "parsley", "corn flakes"]