Sweet Potato Pie Cupcakes with Marshmallow Frosting Recipe | Say Mmm

Ingredients

• 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