S’mores Cookie Bars

These amazing layered Smores dessert cookie bars is the perfect dessert! All of the yummy s’mores flavors in a delicious cookie bar!

Imagine the classic gooey s’more, but baked into a chewy cookie bar you can pull from the oven and savor right away—no campfire required. These bars bring together rich chocolate, gooey marshmallow, and a buttery cookie base in a handheld dessert that’s warm, melty, and perfect for any sweet craving.

What ingredients do you need for these S’mores cookie dessert bars?

Graham cracker crumbs form that crispy-sandy foundation we all crave in s’mores.
Butter blends with crumbs to make a sturdy crust that holds up to the layers above.
Chocolate chips (or chopped bars) melt into pockets of rich, familiar sweetness.
Marshmallow crème (or mini marshmallows) delivers that signature s’mores goo without the skewers.
Cookie dough makes it more bar than sandwich, adding soft, chewy texture to everything.

How to Make These Gooey Cookie Bars

Start by preheating your oven to 350°F and lining a 9×13 pan with parchment paper for easy cleanup. Mix graham cracker crumbs and melted butter until the mixture holds together, then press it firmly into the bottom of your pan. Sprinkle an even layer of chocolate chips over the crust, followed by a generous spread of marshmallow crème. Finally, press cookie dough gently on top—homemade or store-bought works—making sure to seal in the gooey middle. Bake for about 20–25 minutes until the top is golden and the marshmallows are melty. Let them cool for at least 10 minutes (but not too long—you want that soft, gooey center). Slice into bars while still warm for the ultimate pull-and-share experience.

You can even get creative and use different kinds of marshmallows, such as flavored or colored ones. No matter how you make them, s’mores are sure to be a hit!

One rainy afternoon, my kids came in from playing in the mud, soggy and cranky—and right when I thought dinner drama was coming, I pulled these bars from the oven. Their eyes lit up like it was magic. My smallest exclaimed, “It’s like eating a cloud of chocolate and firefly juice!” (That’s what they call marshmallow around here.) That moment? That sticky, melted marshmallow smile moment? That’s why I bake.

Where These Bars Shine

Movie nights, sleepovers, rainy day pick-me-ups, bake sales, even casual parties—they’re total conversation starters and disappear fast. They’re perfect for those moments when you need something warm, sweet, and just a little bit indulgent.

My recipe is all about layering flavors and textures—you get crisp crust, gooey marshmallow, and soft cookie in each bite. I always suggest experimenting: add a swirl of caramel, a sprinkle of sea salt, or press sliced fruit into the top before baking for a grown-up twist. Plus, the urban tone and real-kid-tested story give this post a personal flavor—a cookie bar tale people won’t forget.

Here are some more fun s’mores recipes to check out:

• Slow Cooker Smores Cake Recipe
• Layered Frozen S’mores Pops
• Try This S’mores Charcuterie Board The Ultimate Dessert
• Frozen S’mores Bars Recipe
• Easy Smores Overnight Oats Recipe