Name: Gluten-Free S’mores Bars Recipe
Prep time: 15 min
Cook time: 28 min
Total time: 43 min
Cuisine: American
Ingredients: 1/2 cup Butter, softened (113 grams/1 stick); 3/4 cup brown sugar (150 grams); 1 large egg (room temperature); 1 teaspoon vanilla extract; 1 cup gluten-free measure-for-measure flour (120 grams); 1 cup gluten-free graham cracker crumbs* (120 grams); 1/2 teaspoon baking powder; 1/4 teaspoon kosher salt; 1 (7 oz.) container marshmallow fluff or marshmallow creme (do not substitute marshmallows); 1 cup semi-sweet chocolate chips or chopped chocolate bars; Remaining 1/2 cup Butter, softened (113 grams/1 stick) – included in the base dough total; Remaining 3/4 cup brown sugar (150 grams) – included in the base dough total

If you’ve ever craved the perfect campfire treat but need to keep things gluten-free, look no further than this Gluten-Free S’mores Bars Recipe. It brings together the classic flavors of gooey marshmallow, melty chocolate, and that irresistible graham cracker crunch—all in a handheld bar that’s easy to bake anytime. These bars capture the nostalgic s’mores experience with a tender, buttery base that’s completely gluten-free, making them a crowd-pleaser for all ages and dietary needs. Trust me, once you try this recipe, it will become your go-to dessert for cozy nights and celebrations alike!

Ingredients You’ll Need

A flat lay of baking ingredients on a white marbled texture, featuring a beige egg; a block of bright yellow butter with three slices cut off at the top right; a clear glass bowl full of shiny dark chocolate chips; a white jar with a red lid labeled

The magic of these Gluten-Free S’mores Bars Recipe lies in its simple, thoughtfully chosen ingredients. Each one lends something special, from the richness of butter to the chewy sweetness of marshmallow fluff and the satisfying crunch of gluten-free graham cracker crumbs. Together, they create perfect layers of flavor and texture that will delight your taste buds.

Butter (1/2 cup softened): Provides a rich, creamy base that helps bind the dough and adds moisture for a tender crumb.
Brown sugar (3/4 cup): Adds deep caramel notes and sweetness while helping with that chewy texture everyone loves.
Large egg (room temperature): Acts as a natural binder to hold all those wonderful ingredients together.
Vanilla extract (1 teaspoon): Enhances the overall flavor with cozy, aromatic warmth.
Gluten-free measure-for-measure flour (1 cup): The essential flour substitute that ensures these bars are safe for gluten-sensitive eaters without sacrificing texture.
Gluten-free graham cracker crumbs (1 cup): Critical for authentic s’mores flavor and that crave-worthy crunch layer.
Baking powder (1/2 teaspoon): Gives a slight lift to keep the bars tender and light.
Kosher salt (1/4 teaspoon): Balances sweetness and enhances all the other flavors.
Marshmallow fluff or marshmallow creme (7 oz. container): The gooey, creamy marshmallow layer that is the heart of any s’mores bar—don’t substitute with regular marshmallows here!
Semi-sweet chocolate chips or chopped chocolate (1 cup): Melts into luscious pockets of chocolatey goodness throughout the bars.

TIP

You’ll find the full ingredient list, instructions, and print option in the recipe card below.

How to Make Gluten-Free S’mores Bars Recipe

Step 1: Preheat and Prep Your Pan

Start by preheating your oven to 350 degrees Fahrenheit. Then, line an 8×8 inch metal baking pan with parchment paper or foil. I personally love parchment because it prevents scratching and makes lifting the bars easy once they’re baked perfectly.

Step 2: Cream the Butter and Sugar

In a large bowl or stand mixer, beat the softened butter and brown sugar together for 2 to 3 minutes until the mixture turns smooth and fluffy. This is where the magic begins, as incorporating air now helps create that tender, melt-in-your-mouth texture later on.

Step 3: Add Egg and Vanilla

Mix in the large egg and vanilla extract until everything is well combined. These ingredients bring a lovely richness and subtle sweetness that make the bars taste homemade and irresistible.

Step 4: Incorporate the Dry Ingredients

Scrape down your bowl’s sides, then gently stir in the gluten-free flour, gluten-free graham cracker crumbs, baking powder, and kosher salt. Mix just until all the dry ingredients are fully incorporated—overmixing can make the bars tough, so keep it light and tender.

Step 5: Form the Bottom Layer

Set aside about two-thirds of the dough, and pat or spread it evenly into your prepared pan. The dough will be sticky, so using an offset spatula makes this task so much easier. Don’t worry about exact measurements here—just do your best for an even base.

Step 6: Spread the Marshmallow Fluff

Next, dollop the marshmallow fluff over that bottom dough layer and spread it into a smooth, even blanket. This gooey layer is going to give the bars their classic s’mores creaminess that melts perfectly in your mouth.

Step 7: Sprinkle the Chocolate

Scatter the semi-sweet chocolate chips or your choice of chopped chocolate evenly on top of the marshmallow layer. These chocolate pockets will melt as the bars bake, creating heavenly layers of rich chocolate.

Step 8: Add the Cookie Dough Dollops on Top

With the remaining one-third of the dough, pinch off small dollops and gently press them flat with your hands. Space these flattened dollops evenly over the chocolate and marshmallow. This patchwork top layer lets the marshmallow peek through during baking, adding delightful texture bursts.

Step 9: Bake Until Just Golden

Bake your bars for 25 to 28 minutes at 350 degrees. You’ll notice the layers starting to set with a light golden color. The marshmallow layer might still jiggle slightly when you gently shake the pan; that’s a sign of ooey-gooey perfection beneath the surface!

Step 10: Let Cool Completely

Once out of the oven, let your bars cool entirely before slicing. Because these bars are wonderfully gooey like traditional s’mores, chilling them in the refrigerator first will help you get cleaner, neater slices. Cold slicing makes serving a breeze!

Step 11: Store Your Delicious Creations

Keep leftover bars in an airtight container at room temperature for 2 to 3 days, or refrigerate for 4 to 5 days. You can even freeze them for up to 2 months, making this recipe perfect for meal prep or impromptu dessert cravings!

How to Serve Gluten-Free S’mores Bars Recipe

The image shows two square metal pans placed side by side on a white marbled surface. Each pan contains a layered dessert with three main layers. The bottom layer is white and creamy, slightly visible through gaps. The middle layer has dark brown chocolate chips scattered evenly. The top layer is golden-brown cookie dough with a slightly rough texture, irregular in shape and partially covering the chocolate chips. One pan has cookie dough more broken into separate chunks, while the other pan’s cookie dough looks whole but cracked in the middle, showing the creamy layer underneath. A woman’s hand is holding a metal spatula in the right pan, lifting a piece of the dessert. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

Sprinkle a little powdered sugar on top or drizzle with warmed chocolate for extra flair. A few crushed gluten-free graham crackers sprinkled over the bars right before serving also add visual appeal and a textural contrast.

Side Dishes

Pair your bars with a scoop of vanilla ice cream or a dollop of whipped cream for a complete dessert experience. A fresh berry salad adds a refreshing brightness that balances the rich sweetness of the s’mores bars beautifully.

Creative Ways to Present

Serve these bars on a rustic wooden board surrounded by ingredients reminiscent of a campfire treat—mini marshmallows, chocolate chunks, and extra graham crumbs. For parties, stack them into mini towers and insert festive toothpicks for a fun, shareable dessert display.

Make Ahead and Storage

Storing Leftovers

Keep leftover gluten-free s’mores bars in an airtight container at room temperature if you plan to enjoy them within a couple of days. For longer freshness, refrigeration is your friend, extending their softness while preserving that gooey center.

Freezing

If you want to stash these sweet bars for a sweet emergency, wrap them tightly in plastic wrap and place them in a freezer-safe bag or container. Frozen bars maintain their flavor and texture for up to two months—just thaw before serving or enjoy them straight from the freezer!

Reheating

To warm up chilled or frozen bars, pop them in a microwave for about 15-20 seconds or into a low oven (about 300 degrees Fahrenheit) for 5-7 minutes. This reheats the chocolate and marshmallow layers to their gooey glory without drying out the bars.

FAQs

Can I substitute regular marshmallows for marshmallow fluff in this Gluten-Free S’mores Bars Recipe?

It’s best to stick with marshmallow fluff or marshmallow creme because regular marshmallows won’t spread evenly, and they may not melt correctly, affecting the gooey texture of the bars.

Are there alternative gluten-free flours I can use?

Yes! While a measure-for-measure gluten-free flour blend works perfectly here, you can experiment with blends that contain xanthan gum for structure. Just be mindful that different brands may change the texture slightly.

Can I make these bars dairy-free as well?

To make these bars dairy-free, substitute the butter with a plant-based alternative and use dairy-free chocolate chips. The texture may vary slightly, but the results are still delicious.

How long do these Gluten-Free S’mores Bars Recipe keep fresh?

Stored properly, they stay fresh for up to 3 days at room temperature and up to 5 days refrigerated. Freezing extends their shelf life to about 2 months without sacrificing quality.

Can these bars be cut into different shapes or sizes?

Absolutely! While classic bars are easiest to serve, you can cut these into squares, rectangles, or even smaller bite-sized pieces for parties and gatherings. Just chill first for cleaner cuts.

Final Thoughts

This Gluten-Free S’mores Bars Recipe is a game changer for anyone craving that soul-satisfying campfire classic without the gluten. It’s straightforward, fun to make, and delivers layers of nostalgic flavor that everyone will adore. I can’t wait for you to try it and see just how good gluten-free baking can be!