Sweet Potato Delight
["1 (29 oz.) can sweet potatoes", "3/4 stick butter", "1 1/2 c. sugar", "1/2 tsp. nutmeg and cinnamon", "2 egg whites", "1/2 c. evaporated milk"]
["Bake 20 to 30 minutes at 400\u00b0."]
["sweet potatoes", "butter", "sugar", "nutmeg", "egg whites", "milk"]