Fluffernutter Cookies: How enjoyable! Comfortable peanut butter cookies sandwiched round a gooey marshmallow filling. Naturally gluten-free & dairy-free.

Give me all of the peanut butter desserts!

I simply can’t get sufficient.

Peanut butter blondies, peanut butter blossoms, peanut butter fudge, peanut butter pie

I’ve acquired a fever, and the one prescription is extra peanut butter.


I do know I’m not alone on this, proper? Peanut butter and chocolate are the final word mixture…

With the doable exception of peanut butter and marshmallow, like what now we have right here right this moment in these unimaginable fluffernutter cookies!


Fluffernutter = peanut butter + marshmallow.

Get it? “Fluffer” for marshmallow fluff, and “nutter” for peanut butter.

And simply listening to that phrase takes me straight again to my childhood!

I can keep in mind so lots of my schoolmates bringing fluffernutter sandwiches to high school. Sadly I used to be by no means allowed to eat them. In order you possibly can see I’m now making up for the ensuing sugar deficiency in my maturity!

Peanut butter marshmallow cookies on a white plate with a text overlay above that reads "Fluffernutter Cookies."


Fluffernutter cookies had been impressed by that childhood staple: the fluffernutter sandwich.

On this model, I’ve taken two delicate peanut butter cookies and crammed them with my home made marshmallow fluff.

In the event you’re pondering gee, that sounds fairly unbelievable, you’d be proper. You’ve gotta make these, this weekend!


There are two important elements to this recipe:

  1. flourless peanut butter cookies, and
  2. gooey marshmallow filling.

Let’s begin with the cookies!


That is my FAVORITE peanut butter cookie recipe ever, as a result of it bakes up so delicate and tender, with SO MUCH peanut butter taste. They’re simply candy sufficient, with slightly little bit of a savory edge.

I’ve acquired numerous information in regards to the recipe right here: Peanut Butter Cookies, however it’s fairly easy actually.

Mainly, you simply stir peanut butter, sugar, eggs, baking soda, and salt collectively…

Overhead Image of a bowl of peanut butter cookie dough.

Then scoop onto baking sheets, press with the tines of a fork…

Unbaked peanut butter cookies on a baking sheet.

And bake!

Peanut butter cookies on a tray lined with parchment.

That’s it! Simply 5 easy elements.


Whereas the peanut butter cookies are baking, you will get occurring the filling.

It’s principally simply this Marshmallow Frosting recipe

The ultimate step is to cook dinner a sugar-water combination till it reaches 235 levels F. In the event you don’t have already got a thermometer, right here’s a hyperlink to the type I like: Digital Thermometer.

As soon as the syrup hits temperature, drizzle it slowly into the meringue whereas whipping.

Not solely does this sweeten the filling, however it additionally makes it extra steady and marshmallow-y, in addition to cooking the egg whites.

Sandwiching peanut butter cookies with marshmallow filling.

Pipe or spoon a beneficiant dollop of this candy & gooey filling on the underside of 1 cookie, then sandwich one other on high.

Fluffernutter sandwich cookies on a ruffled white plate with a checked napkin.



This recipe comprises zero flour and no dairy both, so it’s naturally gluten-free and dairy-free.

However it does comprise eggs, so it’s not vegan. I’ve not tried making a vegan model, so I can’t say for positive, however I’d think about you possibly can most likely substitute aquafaba for the egg whites. In the event you attempt it I’d love to listen to in regards to the outcomes!

If you’re seeking to make a nut-free model of this recipe, I’d counsel utilizing sunflower seed butter instead of the peanut butter. It tastes a lot like peanut butter, however allergen-free.

Marshmallow fluff cookies broken in half with gooey filling displayed.


These cookies are most likely greatest eaten the primary day or so.

After a short while, the filling might begin to lose quantity and soak into the cookies. Not that that’s such a nasty factor! I feel they’d nonetheless style darn good.

Whereas optimum when contemporary from the oven, these could be stored in an hermetic container for round 3 to five days.

Close-up image of fluff cookies showing off marshmallow filling sandwiched between peanut butter cookies.


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Fluffernutter cookies stacked on a white plate with cups of coffee in the background.

Fluffernutter Cookies: How enjoyable! Comfortable peanut butter cookies sandwiched round a gooey marshmallow filling. Naturally gluten-free & dairy-free.


Dessert, Snack



Key phrase:

fluffernutter cookies, peanut butter fluffernutter cookies, peanut butter marshmallow cookies

Servings: 18 sandwich cookies

Energy: 332 kcal

For the Peanut Butter Cookies:

For the Marshmallow Filling:

To Make the Peanut Butter Cookies:

  1. Preheat the oven to 350 levels F and line baking sheets with parchment paper.

  2. Place the peanut butter, sugar, baking soda, salt, and eggs in a big mixing bowl and stir collectively till mixed.

  3. Scoop 1 1/2 tablespoon-sized balls of dough on to the ready baking sheets.

  4. Press the balls down with the tines of a fork.

  5. Bake for 9 to 12 minutes, or till set across the edges however nonetheless delicate within the center.

  6. Permit to chill on the baking sheet for 10 minutes (cookies shall be very tender whereas heat).

  7. Sandwich with marshmallow filling & serve.

To Make the Marshmallow Filling:

  1. Place the egg whites, cream of tartar, and salt in a big mixing bowl and whip on medium pace till foamy.

  2. Whereas persevering with to whip, add 1 cup of the sugar in a really sluggish and regular stream (about 1 teaspoon at a time).

  3. As soon as your complete cup of sugar has been added, proceed to whip till the meringue can maintain stiff peaks.

  4. Whip within the vanilla extract, and proceed to stir the meringue on low pace whilst you put together the recent sugar syrup.

  5. Place the remaining 1 cup of sugar in a small pot, together with the water.

  6. Place the pot over medium warmth and cook dinner till the syrup boils and reaches 235 levels F.

  7. In a really sluggish and regular stream, add the recent sugar syrup to the meringue, whereas persevering with to whip on low pace.

  8. When all of the syrup has been added, flip the mixer as much as excessive pace and whip till very stiff and shiny.

*A couple of drops of lemon juice or white vinegar could also be substituted. 

Vitamin Details

Fluffernutter Cookies

Quantity Per Serving (1 sandwich cookie)

Energy 332
Energy from Fats 135

% Each day Worth*

Fats 15g23%

Saturated Fats 3g19%

Trans Fats 1g

Polyunsaturated Fats 4g

Monounsaturated Fats 7g

Ldl cholesterol 18mg6%

Sodium 420mg18%

Potassium 222mg6%

Carbohydrates 45g15%

Fiber 2g8%

Sugar 42g47%

Protein 9g18%

Vitamin A 26IU1%

Calcium 16mg2%

Iron 1mg6%

* P.c Each day Values are primarily based on a 2000 calorie weight-reduction plan.



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