Ingredients
Method
- Preheat oven to 350 degrees Fahrenheit.
- Cream peanut butter, butter, granulated sugar, and brown sugar.
- Beat in egg and vanilla.
- Stir in flour and baking soda.
- Roll dough into balls; place on a baking sheet and press a deep thumbprint into each.
- Bake 8 to 10 minutes.
- Immediately spoon a small dollop of marshmallow fluff carefully into each indent. Cool on pan.