These Fluffernutter Cookies (Peanut Butter and Marshmallow Cream) are a delightful treat that brings together the irresistible flavors of peanut butter and marshmallow. Perfect for parties, bake sales, or simply a cozy night in, these cookies are sure to impress everyone. With their soft, gooey centers and rich peanut butter taste, they are an indulgent dessert that will satisfy any sweet tooth.

Why You’ll Love This Recipe
- Easy to Make: These cookies require simple ingredients and straightforward steps, making them perfect for bakers of all levels.
- Decadent Flavor: The combination of creamy peanut butter and sweet marshmallow cream creates a flavor explosion that’s hard to resist.
- Versatile Treat: Great for various occasions like birthdays, holidays, or just a fun family dessert night.
- Impressive Presentation: Their large size and gooey center make for a stunning addition to any cookie platter.
- Kid-Friendly Fun: Kids love helping in the kitchen, especially when it comes to stuffing the cookies with marshmallow cream!
Tools and Preparation
To whip up these delicious Fluffernutter Cookies, you’ll need some essential tools. Having the right equipment makes the process smoother and ensures your cookies turn out perfectly.
Essential Tools and Equipment
- Mixing bowls
- Electric mixer
- Cookie scoop or measuring spoon
- Baking sheet
- Parchment paper or silicone baking mat
- Wire rack
Importance of Each Tool
- Mixing Bowls: A good set of mixing bowls allows you to keep your ingredients organized and makes stirring easier.
- Electric Mixer: Using an electric mixer saves time and ensures your cookie dough is well blended for a consistent texture.
- Cookie Scoop: This tool helps you measure uniform cookie sizes, ensuring even baking.
Ingredients
For these amazing Fluffernutter Cookies (Peanut Butter and Marshmallow Cream), gather the following ingredients:
- 1/2 cup unsalted butter, softened
- 1/2 cup creamy peanut butter
- 1/2 cup granulated sugar
- 1/2 cup brown sugar
- 1 egg
- 1 tsp. vanilla
- 1/2 tsp. baking soda
- 1/2 tsp. baking powder
- 1/2 tsp. salt
- 1 tsp. cornstarch
- 1 cup all-purpose flour
- 3/4 cup marshmallow cream/fluff
How to Make Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
Step 1: Prepare Your Dry Ingredients
In a medium-sized mixing bowl, whisk together the following dry ingredients:
1 cup all-purpose flour
1/2 tsp. baking soda
1/2 tsp. baking powder
1/2 tsp. salt
1 tsp. cornstarch
Set this bowl aside once combined.
Step 2: Cream Together Butters and Sugars
In a large mixing bowl, beat together:
1/2 cup unsalted butter (softened)
1/2 cup creamy peanut butter
Beat until smooth and creamy.
Step 3: Add Sugars and Egg
Add these ingredients into the mixture:
1/2 cup granulated sugar
1/2 cup brown sugar
1 egg
1 tsp. vanilla
Continue beating until the mixture is smooth and fluffy.
Step 4: Combine Wet and Dry Mixtures
Slowly add in the flour mixture from Step 1. Mix until just combined; avoid over-mixing.
Step 5: Chill the Dough
Refrigerate the dough for at least 30 minutes to help with shaping.
Step 6: Preheat Oven
Preheat your oven to 350°F (175°C). Line a baking sheet with parchment paper or use a silicone mat.
Step 7: Form the Cookies
Using a medium-sized cookie scoop or measuring spoon:
Scoop out about 2 tablespoons of dough.
Flatten it into a disk shape.
Place around 1 tablespoon of marshmallow cream/fluff in the center.
Wrap the dough around the cream to form a ball.
Step 8: Bake
Place your cookie balls on the prepared sheet and bake for about 10 minutes until slightly golden around edges.
Step 9: Cool Down
Remove from oven; allow cooling slightly before transferring them to a wire rack to cool completely. Enjoy your delicious Fluffernutter Cookies!
How to Serve Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
Fluffernutter Cookies are delicious on their own, but there are many fun ways to serve them that can enhance your experience. Whether you’re hosting a gathering or enjoying a quiet evening at home, these serving suggestions will make your cookies even more delightful.
With a Glass of Milk
- A classic pairing that balances the sweetness of the cookies.
Ice Cream Sandwiches
- Sandwich a scoop of your favorite ice cream between two cookies for a decadent treat.
Drizzled with Chocolate Sauce
- Add a rich chocolate drizzle over the top for an extra layer of flavor.
S’mores Style
- Layer with graham crackers and chocolate for a cozy twist on the traditional s’more.
Warmed Up
- Serve warm from the oven or reheated briefly in the microwave for gooey goodness.
With Fresh Berries
- Pair with strawberries or raspberries for a refreshing contrast to the cookie’s richness.

How to Perfect Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
Making perfect Fluffernutter Cookies is all about attention to detail. Follow these tips to ensure your cookies come out soft, chewy, and bursting with flavor.
Chill the Dough: Refrigerating the dough helps the flavors meld and prevents spreading during baking.
Use Room Temperature Ingredients: Softened butter and eggs mix better, resulting in a smoother batter.
Don’t Overmix: Mix just until combined to keep your cookies tender and avoid toughness.
Monitor Baking Time: Keep an eye on the cookies while they bake; they should be lightly golden around the edges for best results.
Store Properly: Store leftover cookies in an airtight container to maintain their freshness and texture.
Best Side Dishes for Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
Fluffernutter Cookies can be complemented with several delightful side dishes that enhance their rich flavors. Here are some great options:
Fruit Salad
A mix of fresh fruits adds a refreshing contrast to the sweetness of the cookies.Chocolate Milkshake
A thick milkshake pairs perfectly with peanut butter flavors, creating a creamy indulgence.Caramel Sauce Dip
Serve alongside warm caramel sauce for dipping, adding an extra layer of sweetness.Coffee or Tea
A warm cup of coffee or tea balances out sugary treats beautifully.Nutty Granola
A crunchy granola provides texture against the softness of Fluffernutter Cookies.Yogurt Parfait
Layer yogurt with granola and berries for a light, balanced dessert option.Cheese Platter
A selection of cheeses can offer savory contrast to sweet cookies, making for an interesting combination.Ice Cream Float
Combine soda with ice cream for a fun dessert drink that pairs well with these cookies.
Common Mistakes to Avoid
When making Fluffernutter Cookies, it’s easy to make a few common mistakes that can affect the outcome. Here are some pitfalls to watch out for:
- Using cold ingredients: Cold butter and eggs can lead to a dense cookie. Always use softened butter and room temperature eggs for a better texture.
- Not chilling the dough: Skipping the refrigeration step can result in cookies that spread too much. Chilling helps maintain their shape and enhances flavor.
- Overmixing the dough: Mixing too long after adding flour can create tough cookies. Mix until just combined for the best texture.
- Incorrect oven temperature: Baking at the wrong temperature may cause cookies to underbake or overbake. Use an oven thermometer to ensure accuracy.
- Skipping parchment paper: Not lining your baking sheet can lead to sticking. Parchment paper ensures easy removal and even baking.

Storage & Reheating Instructions
Refrigerator Storage
- Store Fluffernutter Cookies in an airtight container for up to 5 days.
- Place parchment paper between layers of cookies to prevent sticking.
Freezing Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
- Freeze cookies in an airtight container or freezer bag for up to 3 months.
- For best results, freeze before baking; simply bake from frozen when ready.
Reheating Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
- Oven: Preheat your oven to 350°F, place cookies on a baking sheet, and warm for 5-7 minutes.
- Microwave: Heat individual cookies on a microwave-safe plate for about 10-15 seconds.
- Stovetop: Place a cookie in a skillet over low heat, cover, and warm for 1-2 minutes.
Frequently Asked Questions
If you have questions about Fluffernutter Cookies, you’re not alone! Here are some answers:
Can I use crunchy peanut butter instead of creamy?
Yes, you can use crunchy peanut butter if you prefer added texture in your Fluffernutter Cookies.
How do I know when my cookies are done?
The edges should be lightly golden while the center remains soft. They will firm up as they cool.
Can I customize the marshmallow filling?
Absolutely! You can add chocolate chips or nuts along with the marshmallow cream for extra flavor in your Fluffernutter Cookies.
What’s the best way to store leftover cookies?
Keep them in an airtight container at room temperature for optimal freshness.
How do I make these cookies gluten-free?
Substitute all-purpose flour with a gluten-free flour blend suitable for baking.
Final Thoughts
Fluffernutter Cookies (Peanut Butter and Marshmallow Cream) are irresistibly delicious and versatile. Their chewy texture combined with gooey marshmallow makes them perfect for any occasion. Feel free to customize them by adding chocolate chips or experimenting with different nut butters. Don’t miss out on trying this delightful recipe!
Fluffernutter Cookies (Peanut Butter and Marshmallow Cream)
Fluffernutter Cookies (Peanut Butter and Marshmallow Cream) are a delightful fusion of flavors that will take your dessert experience to the next level. These cookies feature a soft, chewy texture with a gooey marshmallow center, making them perfect for any occasion—from birthday parties to cozy nights in. With just the right balance of creamy peanut butter and sweet marshmallow cream, each bite is an indulgent treat that appeals to kids and adults alike. Easy to make, these fluffy cookies are sure to become a family favorite.
- Prep Time: 15 minutes
- Cook Time: 10 minutes
- Total Time: 25 minutes
- Yield: Approximately 12 cookies 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
- 1/2 cup unsalted butter
- 1/2 cup creamy peanut butter
- 1/2 cup granulated sugar
- 1/2 cup brown sugar
- 1 egg
- 1 tsp vanilla extract
- 1/2 tsp baking soda
- 1/2 tsp baking powder
- 1/2 tsp salt
- 1 tsp cornstarch
- 1 cup all-purpose flour
- 3/4 cup marshmallow cream/fluff
Instructions
- In a bowl, whisk together flour, baking soda, baking powder, salt, and cornstarch; set aside.
- Beat softened butter and peanut butter until smooth.
- Mix in sugars, egg, and vanilla until fluffy.
- Gradually add dry ingredients until just combined.
- Chill dough for at least 30 minutes.
- Preheat oven to 350°F (175°C); line a baking sheet with parchment paper.
- Scoop dough, flatten it slightly, place marshmallow cream in the center, and wrap dough around it to form balls.
- Bake for about 10 minutes until edges are golden; cool on wire rack.
Nutrition
- Serving Size: 1 serving
- Calories: 190
- Sugar: 12g
- Sodium: 120mg
- Fat: 10g
- Saturated Fat: 3g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 23g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 20mg



