Fluffernutter Cookies: Irresistibly Soft with Marshmallow Magic

There’s something delightfully comforting about the scent of peanut butter baking in the oven. As I prepped for a cozy afternoon in the kitchen, I found myself inspired by a childhood favorite: the Fluffernutter sandwich. But instead of stacking bread, I decided to transform those classic flavors into something far more indulgent—Fluffernutter Cookies!

These cookies are the ultimate hug for your taste buds, combining the richness of creamy peanut butter with the sweet, gooey delight of marshmallow fluff. Picture golden cookies with a surprise marshmallow center that oozes happiness with each bite. Perfect for those who crave homemade treats yet want a quick and fuss-free baking experience!

Whether you’re rekindling fond memories or simply looking for a delicious addition to your dessert lineup, these cookies promise to be as crowd-pleasing as they are easy to whip up. Grab your apron and let’s dive into these irresistible Fluffernutter Cookies!

Why will you love these Fluffernutter Cookies?

Irresistible flavor: The sweet combination of peanut butter and marshmallow fluff creates a mouthwatering experience that’s hard to resist.
Simple preparation: With just a few everyday ingredients, you’ll have delicious cookies in no time!
Chewy and gooey: The texture blend of soft cookies and melty marshmallow filling ensures every bite is pure bliss.
Nostalgic twist: These cookies capture the essence of a childhood classic while adding a fun, gourmet touch.
Crowd-pleaser: Perfect for gatherings or afternoon snacks, these cookies are sure to be a hit with family and friends.
Time-saving treat: With minimal prep and bake time, you can indulge in homemade goodness without fuss—perfect for quick, satisfying desserts!

Fluffernutter Cookies Ingredients

• Get ready to bake your new favorite treat!

For the Cookie Dough

  • All-purpose flour – this forms the base for your cookies, giving them structure.
  • Baking soda – helps cookies rise, providing that perfect chewy texture.
  • Salt – enhances the sweetness and balances flavors.
  • Unsalted butter – at room temperature, it creates a creamy, rich dough.
  • Creamy peanut butter – the star of your Fluffernutter Cookies, adding that irresistible nutty flavor.
  • Light brown sugar – infuses moisture and a deep sweetness, enhancing the flavor profile.
  • Egg – binds the ingredients together while adding richness.
  • Pure vanilla bean paste or extract – a touch of vanilla elevates the overall taste.

For the Marshmallow Filling

  • Marshmallow fluff – provides that gooey center that makes these cookies a Fluffernutter delight! Use between 2 tablespoons to 1/4 cup based on your desired level of sweetness.

How to Make Fluffernutter Cookies

  1. Whisk together: In a medium bowl, combine the flour, baking soda, and a pinch of salt until evenly mixed. This dry blend will set the stage for your cookie dough!

  2. Cream the mixture: In a stand mixer with a paddle attachment, beat the unsalted butter, creamy peanut butter, and light brown sugar on medium speed until the mixture is smooth and creamy. This may take about 2-3 minutes.

  3. Incorporate the egg and vanilla: Add the lightly beaten egg and pure vanilla to the creamy mixture, and continue beating until everything is well combined and fluffy. This adds a lovely flavor depth!

  4. Combine dry and wet ingredients: Gradually introduce the flour mixture to the peanut butter mixture, starting on low speed to prevent a flour cloud. Once mixed, increase your speed until you achieve a thick, cohesive dough.

  5. Chill the dough: Cover the bowl with plastic wrap and refrigerate for at least 30 minutes, preferably up to 1 hour. Chilling helps the dough firm up, which creates the perfect texture during baking!

  6. Preheat and prepare: Heat your oven to 375°F and line two baking sheets with nonstick silicone mats or parchment paper. This ensures your cookies do not stick and bake evenly!

  7. Shape the cookies: Using a medium cookie scoop, fill it halfway with dough. Press it into the scoop, then create an indentation in the center. Spoon about a teaspoon of marshmallow fluff into this space, then top with more dough to seal the filling.

  8. Arrange on sheets: Place each cookie ball on the lined baking sheets, ensuring there’s plenty of space between them to allow for spreading—no more than 6 per sheet!

  9. Bake and cool: Bake your cookies for 8-9 minutes until they spread slightly and start crinkling on top. Let them cool on the baking sheet for at least 15 minutes before transferring them to wire racks to cool completely.

Optional: Drizzle some extra melted peanut butter on top for an added treat!

Exact quantities are listed in the recipe card below.

Fluffernutter Cookies

How to Store and Freeze Fluffernutter Cookies

Room Temperature: Store leftover Fluffernutter Cookies in an airtight container at room temperature for up to 3 days. Keep them away from direct sunlight to maintain freshness.

Fridge: If you prefer a softer cookie, store them in the fridge in a sealed container for up to 5 days. The coolness enhances the flavor and texture.

Freezer: To freeze, place the cookies in a single layer on a baking sheet until solid, then transfer them to a freezer-safe bag or container. They can be frozen for up to 3 months.

Reheating: To enjoy frozen cookies, thaw them overnight in the fridge and then warm them in the microwave for about 10-15 seconds for that just-baked feel!

Expert Tips for Fluffernutter Cookies

  • Chill the Dough: Give the cookie dough at least 30 minutes in the fridge. This helps prevent spreading and gives you that perfect chewy texture.

  • Perfect Marshmallow Fill: Use a cookie scoop to shape the dough, ensuring an even seal around the marshmallow fluff. This prevents leakage during baking!

  • Don’t Overbake: Keep an eye on your cookies! They should be slightly soft in the center when you remove them from the oven. They’ll firm up as they cool.

  • Space It Out: Place cookies at least 2 inches apart on the baking sheet. They’ll spread, and we want those Fluffernutter Cookies to have room to breathe!

  • Experiment with Swirls: For a fun twist, swirl in some peanut butter on top before baking. It adds flavor and a beautiful appearance!

What to Serve with Fluffernutter Cookies?

Enhance your baking experience with delightful pairings that will elevate your Fluffernutter Cookies even further!

  • Cold Milk: The classic pairing for cookies, cold milk complements the sweet, nutty flavors while balancing the rich marshmallow filling.
  • Vanilla Ice Cream: A scoop of creamy vanilla ice cream adds a luxurious touch, making every bite a moment of indulgence.
  • Chocolate Sauce: Drizzling warm chocolate sauce over the cookies creates a decadent twist, heightening the cookie’s flavor profile.
  • Fresh Fruit Salad: A refreshing fruit salad adds brightness to the plate; the natural sweetness of the fruit contrasts beautifully with the cookies’ richness.
  • Coffee: A hot cup of coffee enhances the nutty notes of peanut butter and provides a cozy, flavorful balance.
  • Hot Chocolate: For a playful twist, serve with hot chocolate, deepening the sweetness and warming the heart on a chilly day.
  • Peanut Butter Dip: Combine ingredients for a creamy peanut butter dip—perfect for dipping each cookie into an extra layer of flavor.
  • Cheesecake: For dessert lovers, a slice of light cheesecake along with Fluffernutter Cookies creates a delightful treat platter.
  • Toasted Marshmallows: Serve alongside perfectly toasted marshmallows to evoke campfire memories and add an extra gooeyness to the table.
  • Oatmeal: If you’re feeling adventurous, consider a side of subtly flavored oatmeal; the warm spices harmonize with the cookies’ nuttiness seamlessly.

Fluffernutter Cookies Variations

Get ready to personalize your Fluffernutter Cookies for a fun twist on this classic treat!

  • Nut-Free: Use sunflower seed butter or soy nut butter as a substitute for peanut butter for a nut-free alternative.

  • Chocolate-Dipped: Dip the cooled cookies in melted chocolate for an extra indulgent treat that pairs beautifully with the peanut butter flavor.

  • Oatmeal Add-in: Stir in a half cup of rolled oats for added texture and a hearty bite, turning these cookies into a delicious breakfast option.

  • Coconut Crunch: Incorporate shredded coconut into the dough for a tropical flavor boost that complements the peanut butter splendidly.

  • Spicy Kick: Add a pinch of cayenne pepper or chili powder to the dry ingredients for a surprising spicy twist that enhances sweetness.

  • Stuffed Surprise: Instead of marshmallow fluff, use chocolate or caramel sauce for the gooey center, creating a new flavor sensation.

  • Gluten-Free: Swap all-purpose flour with a 1:1 gluten-free baking blend to make these cookies gluten-free without compromising on taste.

Each variation allows you to explore delicious possibilities while keeping the essence of those nostalgic Fluffernutter flavors intact. Happy baking!

Make Ahead Options

These Fluffernutter Cookies are perfect for busy home cooks looking to save time! You can prepare the cookie dough up to 24 hours in advance by following the first five steps of the recipe, then cover the bowl with plastic wrap and refrigerate it. This chilling is essential to ensure the dough holds its shape when baked. You can also scoop the dough into balls and place them on baking sheets, covering them tightly before refrigerating for 3 days. When you’re ready to bake, simply arrange the chilled cookie balls on a lined baking sheet, fill them with marshmallow fluff, and bake according to the instructions for freshly baked cookies that taste just as delicious as when made on the same day!

Fluffernutter Cookies

Fluffernutter Cookies Recipe FAQs

What type of peanut butter is best for Fluffernutter Cookies?
Absolutely! For these cookies, creamy peanut butter is your best bet. It blends smoothly into the dough, providing that perfect, nutty flavor without the added crunch. If you’re looking for a more natural option, choose a variety with no added sugar or oils for a wholesome treat!

How should I store Fluffernutter Cookies?
Store your leftover Fluffernutter Cookies in an airtight container at room temperature for up to 3 days. This keeps them soft and chewy! If you prefer a slightly firmer cookie, refrigerate them in a sealed container for up to 5 days. Just remember, keeping them away from direct sunlight helps maintain that fresh taste.

Can I freeze Fluffernutter Cookies?
Absolutely! To freeze these delightful treats, place the cookies in a single layer on a baking sheet and freeze until solid. Once set, transfer them to a freezer-safe bag or container. They should last for up to 3 months in the freezer! For a speedy treat, thaw them overnight in the fridge and pop them in the microwave for about 10-15 seconds to enjoy that freshly baked feel.

What should I do if my cookies spread too much while baking?
Very! If your cookies spread excessively, it’s usually due to the dough being too warm or not chilled enough beforehand. Be sure to chill the dough for at least 30 minutes, as this helps solidify the fats. Also, make sure your baking sheets are cool before placing them in the oven—this temperature difference can help maintain that perfect cookie shape!

Can I make these cookies gluten-free?
Yes, you can! Substitute the all-purpose flour with a 1:1 gluten-free flour blend. Most blends work beautifully in cookie recipes! Just ensure to check the baking soda if you’re avoiding gluten as some brands may use wheat-based additives. Enjoy these Fluffernutter Cookies worry-free!

Are there any allergy considerations for this recipe?
When making Fluffernutter Cookies, it’s essential to keep in mind that they contain common allergens such as peanuts and eggs. If you’re baking for someone with allergies, consider using a nut-free spread (like sunflower seed butter) in place of peanut butter, and egg substitutes (like applesauce or flaxseed) as alternatives that maintain moisture in the dough!

Fluffernutter Cookies

Fluffernutter Cookies: Irresistibly Soft with Marshmallow Magic

Fluffernutter Cookies are a delightful twist on a classic sandwich, featuring creamy peanut butter and gooey marshmallow fluff.
Prep Time 30 minutes
Cook Time 9 minutes
Chilling Time 1 hour
Total Time 1 hour 39 minutes
Servings: 24 cookies
Course: DESSERTS
Cuisine: American
Calories: 150

Ingredients
  

For the Cookie Dough
  • 2 cups all-purpose flour
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1 cup unsalted butter at room temperature
  • 1 cup creamy peanut butter
  • 1 cup light brown sugar
  • 1 large egg lightly beaten
  • 1 teaspoon pure vanilla bean paste or extract
For the Marshmallow Filling
  • 2 tablespoons marshmallow fluff to 1/4 cup based on preference

Equipment

  • Stand mixer
  • Cookie scoop
  • oven
  • mixing bowls
  • Baking sheets

Method
 

Instructions
  1. In a medium bowl, combine the flour, baking soda, and a pinch of salt until evenly mixed.
  2. In a stand mixer, beat the unsalted butter, creamy peanut butter, and light brown sugar on medium speed until smooth and creamy.
  3. Add the beaten egg and vanilla to the mixture, continuing to beat until well combined and fluffy.
  4. Gradually introduce the flour mixture to the peanut butter mixture, starting on low speed.
  5. Cover the bowl with plastic wrap and refrigerate for at least 30 minutes, preferably 1 hour.
  6. Preheat the oven to 375°F and line baking sheets with silicone mats or parchment paper.
  7. Using a cookie scoop, fill it halfway with dough, press it into the scoop, create an indentation, and add marshmallow fluff.
  8. Place cookie balls on the baking sheets, ensuring space for spreading.
  9. Bake for 8-9 minutes until slightly spread and crinkled on top, then cool on the baking sheet for 15 minutes.

Nutrition

Serving: 1cookieCalories: 150kcalCarbohydrates: 22gProtein: 3gFat: 7gSaturated Fat: 3gPolyunsaturated Fat: 1gMonounsaturated Fat: 3gCholesterol: 20mgSodium: 150mgPotassium: 60mgFiber: 1gSugar: 10gVitamin A: 100IUCalcium: 20mgIron: 0.5mg

Notes

Store in an airtight container for up to 3 days at room temperature or up to 5 days in the fridge. Freeze for up to 3 months.

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