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National Fluffernutter Day

Celebrate National Fluffernutter Day with a classic PB&J sandwich - use your favorite bread, peanut butter, marshmallow fluff and jelly for the perfect treat!

Thursday

October 2026

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATEOctober 8

OBSERVED INUnited States

CATEGORYFood

SUBCATEGORYSnacks

INTRO

Introduction

PHOTO

Get ready to indulge your sweet tooth on National Fluffernutter Day, October 8! The famous marshmallow and peanut butter sandwich combo has been around since 1918 when Archibald Query created the first “fluffernutter” in Somerville, Massachusetts. This classic American treat is a great way to celebrate with friends and family – just two ingredients for an unforgettable snack that everyone can enjoy!

TIMELINE

National Fluffernutter Day Timeline

Marshmallow Fluff Invented

Archibald Query invented Marshmallow Fluff in Somerville, Massachusetts.

Fluff Production Expansion

Production of Marshmallow Fluff was expanded by Durkee-Mower Inc., after buying the rights from Archibald Query.

Fluffernutter Name Coined

The term "Fluffernutter" was created by the advertising agency hired by Durkee-Mower Inc.

National Fluffernutter Day Established

October 8 is declared National Fluffernutter Day as a fun celebration for the sweet sandwich.

Centenary Celebration Planned

Plans start for the upcoming Centenary anniversary of the invention of Marshmallow Fluff, set for 2017.

Fluff Centenary Anniversary

A special celebration marks 100 years since the invention of Marshmallow Fluff.

GET INVOLVED

How to Celebrate National Fluffernutter Day

Make a Fluffernutter Sandwich

This one is easy! All you need are two slices of bread, peanut butter, marshmallow fluff, and a little butter or margarine for spreading. Spread the peanut butter on one slice of bread, spread the marshmallow fluff on the other slice of bread, combine the two slices together and press down. Enjoy!

BAKE

Bake some Fluffernutter cupcakes

These delicious treats are sure to make your celebration special. Find a recipe online or in your favorite cookbook and start baking! Top them with mini marshmallows and a drizzle of peanut butter for an extra special touch.

CREATE

Create a Fluffernutter sundae

Nothing screams celebration like an ice cream sundae! Start with a scoop of vanilla ice cream, add a dollop of marshmallow fluff, sprinkle some chopped peanuts over it, and finish it off with a drizzle of melted peanut butter. Yum!

GRAB

Grab some friends and have a Fluffernutter party

Gather all your friends who love Fluffernutters and celebrate together! You can make sandwiches, cupcakes and sundaes, as well as play games inspired by the classic sandwich such as trivia or relay races.

THROW

Throw a Fluffernutter movie night

Curl up on the couch with your favorite movie snacks - popcorn, candy, chips - and watch classic movies featuring Fluffernutters such as Willy Wonka & The Chocolate Factory or The Goonies.

WHY THIS DAY MATTERS

Why We Love National Fluffernutter Day

Fluffernutter can be enjoyed anytime

There's no wrong time to enjoy a Fluffernutter sandwich - breakfast, lunch, snack time, or even as dessert after dinner. It's the perfect way to satisfy any sweet tooth craving in a quick and convenient way!

Fluffernutter is a nostalgic treat

Nothing says childhood like the classic Fluffernutter sandwich. The combination of crunchy peanut butter and fluffy marshmallow fluff is an irresistible one that never fails to bring a smile to your face. Plus, it's incredibly easy to make - just two slices of bread and you're good to go!

Fluffernutter is endlessly customizable

Don't feel like sticking with the traditional recipe? That's okay! There are so many delicious variations on the classic Fluffernutter sandwich. Try adding bananas or strawberries for an extra fruity twist, or even top it with chocolate chips for an ultra indulgent treat!