Candied Sweet Potatoes
["5 to 6 medium sweet potatoes", "1/2 c. white sugar", "1/2 c. brown sugar", "1 Tbsp. margarine", "1/2 tsp. salt", "cornstarch"]
["Peel and cook sweet potatoes about 25 minutes. Take cooked potatoes out to baking dish. Add sugars, margarine and salt to water. Thicken with cornstarch dissolved in a little water. Boil until glassy (about 4 minutes).", "Pour over potatoes in baking dish. Bake at 400\u00b0 for 20 to 25 minutes."]
["sweet potatoes", "white sugar", "brown sugar", "margarine", "salt", "cornstarch"]