"Fluffernutter-inspired peanut butter cupcakes topped with marshmallow fluff cream cheese frosting...."
INGREDIENTS
•
1 + 3/4 cups all-purpose flour
•
2 + 1/2 teaspoons baking powder
•
1/2 teaspoon salt
•
1/4 teaspoon baking soda
•
3/4 cup butter, softened
•
1 + 1/3 cups granulated sugar
•
2/3 cup creamy peanut butter
•
3 large eggs
•
1/2 cup sour cream
•
1/2 teaspoon pure vanilla extract
•
8 ounces cream cheese, slightly softened
•
1 stick unsalted butter, slightly softened
•
4 cups confectioners' sugar
•
2 cups marshmallow fluff
•
1 teaspoon vanilla extract