Sugar yam cupcakes with sweet coconut sport OtherVery Easy45 min Send this recipe to a friend Print this page Ask a question to the author Post your photo of this recipe Ingredients 4 2 cups all-purpose flour 2 teaspoons baking powder 1 teaspoon ground cinnamon 1/2 teaspoon baking soda 1/4 teaspoon salt 1 cup butter 1 1/2 cup sugar 3 eggs 2 cups mashed boiled sugar/purple yam 1/2 teaspoon vanilla 1 recipe Italian Meringue Buttercream View the directions