Sweet Potatoes In Apple Cups
["4 medium sweet potatoes", "3 Tbsp. butter", "1/2 tsp. salt", "2 Tbsp. sugar", "4 red-skinned baking apples", "4 marshmallows"]
["Boil sweet potatoes until tender.", "Peel and mash.", "Add butter, salt and sugar to potatoes and blend thoroughly.", "Scoop out inside of apples, leaving a margin of about 1/4-inch all around.", "Fill apples with mashed sweet potatoes.", "Place in a baking dish and bake in a moderate oven at 325\u00b0 for about 15 minutes, until apples are cooked.", "Place marshmallows on top of potato mixture and return to oven to allow marshmallows to brown.", "Serves 4."]
["sweet potatoes", "butter", "salt", "sugar", "red-skinned", "marshmallows"]