Fluffernutter Cookies

Fluffernutter Cookies are the ultimate treat for peanut butter lovers. These soft and chewy cookies are packed with rich peanut butter flavor and gooey marshmallows in every bite. They’re fun, nostalgic, and totally irresistible.

Inspired by the classic fluffernutter sandwich, these cookies bring that same peanut butter and marshmallow combo to dessert form. Traditionally, a fluffernutter is made with peanut butter and marshmallow creme on white bread—and sometimes even grilled! Turning that combo into a cookie makes it even better.

These cookies are perfect for bake sales, lunchbox treats, or cozy weekends at home. They’re easy to make, full of flavor, and always a crowd-pleaser. If you love the fluffernutter sandwich, you’ll fall in love with these chewy, gooey cookies.

Fluffernutter Cookies

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Fluffernutter Cookies are the ultimate treat for peanut butter lovers. These soft and chewy cookies are packed with rich peanut butter flavor and gooey marshmallows in every bite. They’re fun, nostalgic, and totally irresistible.

Prep Time 10 minutes

Cook Time 12 minutes

Freezing Time 2 hours

Total Time 2 hours 22 minutes

Ingredients

• 1 ½ cups (180 g) all-purpose flour (stir, spoon & level)
• 1 tsp baking soda
• ½ tsp salt
• ½ cup (113 g) unsalted butter, softened
• ½ cup (100 g) granulated sugar
• ½ cup (100 g) light brown sugar, packed
• ½ cup (132 g) creamy peanut butter
• 1 large egg
• 1 tsp vanilla extract
• 1 cup (45 g) mini marshmallows, frozen*

Instructions

Step-By-Step Instructions

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