Sweet Potato Pie Cupcakes
Ingredients
graham crust
2 tablespoons unsalted butter, melted
1/2 cup graham cracker crumbs
1/2 teaspoon sugar

cupcakes
1 1/3 cups loosely packed brown sugar
1 large egg
2 teaspoons vanilla extract
1/2 cup unsalted butter, melted and cooled
6 ounces cooked, mashed sweet potato
1 1/4 cups all-purpose flour
1 1/4 teaspoons baking soda
1/4 teaspoon salt
1/2 teaspoon cinnamon
1/4 teaspoon nutmeg
1/2 cup milk

frosting
1/2 cup butter (1 stick), softened
1 tablespoon vanilla extract
1 1/2 cups marshmallow fluff
3 cups of powdered sugar
1-2 teaspoons milk, if needed

Source Link: http://www.howsweeteats.com/2011/11/sweet-potato-pie-cupcakes-with-marshmallow-frosting/