This s’mores brownies recipe with graham crackers is the best! Layered s’mored brownies with marshmallow fluff and cocoa powder make the perfect fudgy, gooey treat!

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And if you love the summery flavors in these brownies, check out my Peach Cherry Galette, my Cast Iron Pineapple Upside Down Cake, and my Air Fryer Naan Pizza!

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The Ultimate Fudgy S’mores Brownies: A Layered Dessert Masterpiece with Graham Cracker Crust and Toasted Marshmallow Fluff

The magic of s’mores isn’t just a summer campfire tradition; it’s a feeling of warmth, joy, and irresistible gooey deliciousness. What if you could capture that nostalgic charm and transform it into an even more decadent, bake-at-home treat? Enter these spectacular S’mores Brownies! Forget the sticky campfires – this recipe brings all the beloved elements of classic s’mores into a convenient, incredibly rich, and intensely satisfying brownie bar.

Imagine a buttery, crunchy graham cracker crust, topped with a deeply fudgy, rich chocolate brownie layer, generously smothered in a smooth chocolate ganache, and crowned with a golden, toasted marshmallow fluff. Each bite is a symphony of textures and flavors – the crunch, the fudge, the melting chocolate, and the unbelievably gooey, toasted marshmallow. These aren’t just brownies; they’re a celebration in every square, perfect for any occasion, all year round. They’re easy enough for a weeknight treat but impressive enough for a party!

Why This S’mores Brownie Recipe is the BEST

There are many s’mores dessert recipes out there, but these s’mores brownies truly stand out. They’re based on a foundation of proven winners from my kitchen, ensuring a result that’s nothing short of spectacular. Here’s why you’ll love them:

• The Fudgy Brownie Base: Our brownie layer is adapted from my highly-praised Triple-Chocolate Pecan Brownies recipe. This guarantees an ultra-dense, moist, and intensely chocolatey experience. We’ve perfected the balance to create a brownie that holds up beautifully under its luscious toppings without being too heavy.
• The Perfect Graham Cracker Crust: Inspired by the buttery crust from my popular Lemon Icebox Pie, this graham cracker base is just the right thickness and provides a delightful crunch. It’s the essential, slightly sweet foundation that truly defines the s’mores flavor profile.
• Effortless Marshmallow Topping: While homemade marshmallow can be a project, we’ve opted for the ultimate shortcut to perfection: store-bought marshmallow fluff (or marshmallow creme). This makes the assembly a breeze and guarantees that iconic sticky, gooey topping that toasts beautifully under the broiler or with a culinary torch. No fussy egg whites, no candy thermometers – just pure s’mores bliss in minutes.

This recipe isn’t just about combining ingredients; it’s about layering textures and flavors to create a harmonious dessert that will impress everyone. And for another amazing s’mores treat, try this s’mores pie!

Essential Ingredients for Perfect S’mores Brownies

Here’s what you’ll need to gather to create these irresistible s’mores brownies, with a little insight into why each ingredient is so crucial:

• Graham Cracker Crumbs: The quintessential s’mores base. To make this recipe even easier, I recommend using store-bought crumbs, but crushing your own graham crackers works just as well and can add a slightly coarser texture. They provide that signature crunchy, slightly sweet foundation.
• Salted Butter: Used generously in both the graham cracker crust and the rich brownie batter. The salt helps balance the sweetness and enhances the overall flavor profile, making both layers richer and more complex.
• Dark Brown Sugar: Present in both the crust and the brownie layer. Its molasses content adds moisture, a deeper, more pronounced caramel note, and contributes to a wonderfully chewy texture in the brownies, intensifying their fudginess.
• Granulated White Sugar: Provides pure sweetness and, when combined with brown sugar, helps achieve that perfect brownie texture—fudgy yet with a slight crispness on the edges.
• Pure Vanilla Extract: A crucial flavor enhancer. Vanilla doesn’t just add its own sweet aroma; it amplifies the chocolate notes and adds a warm, aromatic depth that rounds out the sweetness, making the chocolate taste even richer.
• Eggs: Provide essential structure and richness to the brownie layer. This recipe specifically calls for 2 large eggs to ensure a dense, fudgy texture, leaving ample space in the pan for our glorious marshmallow topping. (If you prefer a slightly cakier brownie, you can add a third egg!)
• Unsweetened Cocoa Powder: The heart of our deep chocolate flavor. Using good quality unsweetened cocoa powder is key to achieving a rich, dark, and intense chocolate brownie. It’s the backbone of the brownie’s decadent taste. And if you love chocolatey brownies, you’ve got to try my Brownies with Cream Cheese Frosting!
• All-Purpose Flour: Just enough to bind the brownie batter without making it too cakey. It contributes to the desired fudgy texture, ensuring the brownies remain dense and moist.
• Salt: Essential for balancing sweetness and bringing out the complex flavors of chocolate and butter. Don’t skip this; it truly makes a difference in enhancing all the other ingredients!
• Semisweet Chocolate Chips: These melt into a smooth, luscious chocolate layer on top of the warm brownies, adding another layer of classic s’mores chocolate goodness before the marshmallow. It’s that critical chocolate element that truly defines s’mores.
• Marshmallow Fluff (a.k.a. Marshmallow Creme): The star of the show! This ready-to-use topping is perfectly gooey, sticky, and toasts up beautifully to mimic the campfire experience. Its airy texture transforms into a golden, bubbly cloud under heat, providing that irresistible s’mores finish.

Equipment You’ll Need

Once you’ve gathered all your delicious ingredients, the next step is to prepare your kitchen tools. Having the right equipment makes the baking process smooth and enjoyable:

• A 9×9 baking pan is ideal for creating thick, substantial brownie squares. If you have a springform pan or a high-sided 8×8 pan, those could also work, though baking times might vary slightly. Let me know in the comments below what you used!
• **Heavy-Duty Aluminum Foil:** This is your best friend for easy clean-up and ensuring your brownies lift out of the pan effortlessly once cooled.
• An offset spatula is highly recommended for smoothly spreading both the melted chocolate layer and the notoriously sticky marshmallow fluff. Its angled blade makes it much easier to achieve an even, pristine coating.
• **Mixing Bowls:** You’ll need at least two – one for preparing the graham cracker crust and another for the brownie batter.
• **Whisk and Rubber Spatula:** For combining ingredients until perfectly smooth and folding in dry ingredients without overmixing.
• **Measuring Cups and Spoons:** Essential for accurate ingredient measurements, which is key for consistent baking results.
• A **Culinary Torch (Optional but Recommended):** While a broiler works, a culinary torch offers more control for toasting the marshmallow topping evenly and precisely, reducing the risk of burning.

And if you love marshmallows, try my Chocolate Chip and Marshmallow Cookies!

Tips for the Best S’mores Brownies Every Time

Follow these expert tips to ensure your s’mores brownies turn out perfectly fudgy, gooey, and absolutely delicious every single time:

Achieving Fudgy Perfection (Eggs)

This s’mores brownie recipe is intentionally designed for maximum fudginess, which is why it calls for just 2 large eggs. This ratio creates a denser, chewier brownie layer that serves as the perfect base for our marshmallow topping. If you happen to prefer a brownie texture that’s slightly lighter or more cake-like, feel free to incorporate a third egg into the batter. For those days when you need a quick and easy alternative, you can certainly choose to swap in your favorite brownie box mix, prepared according to the instructions on the package. Just make sure to use a good quality mix for the best flavor!

Spreading and Slicing Marshmallow Fluff with Ease

Marshmallow fluff can be notoriously sticky and challenging to work with. To make spreading it neatly across your chocolate layer a breeze, I highly suggest having a damp cloth or a small bowl of warm water on hand. Dip and wipe down your offset spatula after each pass. This simple trick will help you achieve a smooth, even marshmallow layer without getting it everywhere! The same principle applies when it’s time to slice your cooled brownies for serving: warm your knife slightly under hot water and wipe it clean with a damp cloth between each cut. This will prevent sticking and ensure beautifully clean, defined squares.

Broiler Safety: Toasting Marshmallows Safely

To achieve that perfectly golden-brown, toasted marshmallow topping, the broiler is your friend, but caution is absolutely paramount. Marshmallow can go from perfectly toasted to burnt or even aflame very quickly. Always place your pan on a center rack, ensuring it’s far enough away from the direct heat source. The key here is to watch the pan constantly – do not walk away! The moment you see the marshmallows start to puff, turn golden brown, and perhaps even begin to gently smoke, it’s time to take them out immediately. In general, use an abundance of caution anytime you’re using the broiler. A culinary torch is a safer and more controlled alternative if you have one.

Cooling for Cleaner Cuts and Optimal Texture

Patience is a virtue, especially with these brownies! Allowing them to cool completely, and even chilling them in the refrigerator, is crucial. This step not only sets the chocolate and marshmallow layers but also makes the brownies significantly easier to cut into neat, individual servings. The chilled chocolate layer will also firm up, providing a delightful slight crunch that contrasts beautifully with the gooey marshmallow and fudgy brownie. For best results, chill for at least 2 hours, or even overnight.

Related Recipes and Dessert Inspirations

If these S’mores Brownies have sparked your dessert cravings, you’re in luck! I’m always sharing fun and delicious recipes, and many, like these s’mores brownies, are perfect all year round. Here are some more delightful treats you might enjoy:

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PIN this s’mores brownie recipe for later!

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