Deviled Potatoes Ingredients: 1 t mustard 1 T onion (chopped) 1/2 c sour cream potato flakes (enough to make 8 servings, cooked for mashed potatoes) Instructions: Mix mashed potatoes, mustard, onions and sour cream. Put in casserole and heat in oven about 20 or 30 minutes. Use moderate heat, about 350°. (Great accompaniment for fish fries.) Description: DEVILED POTATOES imported from Recipe Import Notes: