Southern Sweet Potato Muffins
["1/4 c. all-purpose flour", "2 Tbsp. firmly packed brown sugar", "1 Tbsp. margarine", "1/2 c. whole wheat flour", "1/2 c. all-purpose flour", "1 Tbsp. baking powder", "1/2 tsp. salt", "1/4 tsp. cinnamon", "1/4 tsp. nutmeg", "1/4 c. granulated sugar", "1 1/2 c. nugget-style bran cereal", "1 c. unsweetened apple juice", "2 egg whites", "2 Tbsp. vegetable oil", "1 c. shredded, peeled, raw sweet potatoes"]
["Combine the 1/4 cup flour and brown sugar.", "Using pastry blender or knife, \"cut in\" margarine until mixture resembles coarse crumbs.", "Set aside for topping."]
["all-purpose", "brown sugar", "margarine", "whole wheat flour", "all-purpose", "baking powder", "salt", "cinnamon", "nutmeg", "granulated sugar", "nugget-style bran", "apple juice", "egg whites", "vegetable oil", "potatoes"]