Party Mashed Potatoes
["8 to 10 potatoes, boiled and mashed", "1 (8 oz.) pkg. cream cheese", "1 carton sour cream with chives", "1/2 c. butter or margarine", "salt and pepper", "garlic salt (optional)"]
["Mix together and place in buttered casserole dish.", "(I use a 9 x 13-inch pan.)", "Refrigerate until ready to bake.", "Bake 1 hour at 350\u00b0.", "Serves 10 to 12."]
["potatoes", "cream cheese", "sour cream", "butter", "salt", "garlic salt"]