Finding the perfect S'mores Brownies means balancing a deeply fudgy chocolate base with perfectly toasted marshmallows and crisp graham crackers. My version skips the campfire entirely, using a simple layering technique that guarantees gooey perfection in every single bite. After testing this recipe a dozen times, I finally nailed the exact oven timing so the marshmallows melt without burning.
What Makes These S'mores Brownies Special
The magic behind these S'mores Brownies lies in the contrast between the dense chocolate and the light sticky topping. Baking the graham crackers directly onto the batter ensures they soften just enough while maintaining their signature crunch. I discovered through rigorous testing that adding the marshmallows during the final five minutes of baking creates that authentic toasted flavor. This exact timing prevents the sugar from scorching while perfectly melting the chocolate squares underneath.
Jump to:
- What Makes These S'mores Brownies Special
- Ingredients for S'mores Brownies
- How to Make S'mores Brownies
- Top Tip
- Substitutions and Variations
- Storage and Make Ahead Instructions
- What to Serve With S'mores Brownies
- Why I Created This Recipe
- Frequently Asked Questions
- More Recipes You'll Love
- Easy S'mores Brownies
- Related
- Pairing
Ingredients for S'mores Brownies
Gathering the right components for S'mores Brownies ensures the best possible texture and flavor.
Main Ingredients
Unsalted butter provides a rich and tender crumb for the base of the dessert. Controlling the salt manually ensures the chocolate flavor shines without becoming overwhelmingly savory.
Dutch processed cocoa powder delivers an intensely deep chocolate color and a smooth flavor profile. This specific type of cocoa reacts beautifully with the other ingredients to create a fudgy center.
Granulated sugar and brown sugar work together to create the perfect chewy texture. The molasses in the brown sugar adds a subtle caramel note that complements the toasted marshmallow.
Large eggs bind the batter together while adding essential moisture and structure. Using room temperature eggs helps them incorporate smoothly into the butter and sugar mixture.
Graham crackers act as the classic campfire staple, broken into rustic pieces for the topping. They provide a necessary textural contrast to the soft brownie layer.
Large marshmallows melt beautifully and toast up perfectly in the heat of the oven. Their size ensures you get a generous pull of melted sugar in every bite.
Hershey's milk chocolate bars are absolutely essential for that nostalgic sweet finish. The thin pieces melt quickly and nestle perfectly between the hot marshmallows.
Optional Ingredients
Semi sweet chocolate chips can be folded into the batter for an extra gooey texture. They create pockets of melted chocolate that make the base even richer.
Flaky sea salt is perfect for sprinkling on top right after baking. The savory crunch balances the intense sweetness of the marshmallows and milk chocolate.
See Recipe Card Below This Post For Ingredient Quantities
How to Make S'mores Brownies
Perfecting this dessert comes down to timing the layers correctly for the best texture.
Prepare the Baking Pan
Line an eight by eight inch baking pan with parchment paper, leaving a generous overhang on the sides for easy removal later. Spray the paper lightly with nonstick cooking spray so nothing sticks to the edges. This preparation step is crucial for lifting the sticky dessert out cleanly.
Whisk the Wet Ingredients
Combine the warm melted butter and both sugars in a large mixing bowl, whisking vigorously until the mixture looks glossy. Watch for the color to lighten slightly, which signals that the sugar crystals are dissolving into the fat. This thorough mixing creates the shiny, crinkly crust we all love.
Combine the Batter
Sift in the cocoa powder, all purpose flour, and a pinch of salt directly over the wet ingredients. Stir the mixture gently with a rubber spatula just until no dry streaks of flour remain visible in the bowl. Pour the S'mores Brownies batter into your prepared pan and smooth the top into an even layer.
Bake the Chocolate Base
Place the pan in a preheated 350 degree oven and bake for exactly twenty five minutes. Look for the edges to pull away slightly from the parchment paper while the center remains slightly soft to the touch. Checking the center of your S'mores Brownies prevents you from overbaking the delicate fudgy base.
Add the Campfire Topping
Remove the pan from the oven carefully and quickly arrange the broken graham crackers over the hot surface. Scatter the large marshmallows evenly across the top, tucking the milk chocolate pieces into the gaps. Work swiftly so the base does not cool down too much before returning to the heat.
Toast the Marshmallows
Return the pan to the oven for exactly five minutes to finish the cooking process. Watch the top closely until the marshmallows puff up significantly and turn a beautiful golden brown color. Remove the pan immediately when you see that perfect toasted shade to prevent burning.
Slicing the finished S'mores Brownies requires absolute patience for the best presentation. Let the dessert cool completely in the pan on a wire rack for at least two hours before attempting to cut it. Serve these decadent squares slightly warm with a cold glass of milk for the ultimate nostalgic treat.
Top Tip
After testing this S'mores Brownies recipe repeatedly in my own kitchen, I discovered a few crucial tricks for achieving perfect results every single time.
Choose the right pan A light colored metal baking pan conducts heat evenly and prevents the bottom from burning. Glass or ceramic pans retain too much heat and can cause the edges to dry out before the center finishes cooking.
Slice with a hot knife Cutting your S'mores Brownies cleanly requires running your chef's knife under very hot water. Wipe the blade completely dry with a paper towel between every single cut to glide through the sticky marshmallows effortlessly.
Watch the oven closely Marshmallows can go from perfectly golden to completely burnt in less than sixty seconds. Do not walk away from the kitchen during the final five minutes of baking.
Avoid overmixing the batter Stop stirring the ingredients the absolute second the white flour streaks disappear into the chocolate. Mixing too much develops the gluten and turns your fudgy dessert into a dry cake.
Store leftovers properly Storing S'mores Brownies correctly keeps them fresh and prevents the crackers from getting soggy. Always use an airtight container and keep them at room temperature rather than putting them in the refrigerator.
Substitutions and Variations
These treats are highly adaptable to whatever ingredients you happen to have sitting in your pantry.
Cookie Dough Version
Press a thick layer of store bought chocolate chip cookie dough into the bottom of the pan before adding the batter. This addition creates an incredibly decadent triple layer dessert that looks stunning when sliced. You will need to add about ten minutes to the initial baking time for the base.
Peanut Butter Swirl
Warm half a cup of creamy peanut butter in the microwave and swirl it gently into the raw brownie batter. The salty and nutty flavor profile pairs beautifully with the sweet milk chocolate and toasted sugar. Use a butter knife to create beautiful marble patterns before baking.
Miniature Marshmallow Swap
If you only have mini marshmallows on hand, you can absolutely pile them high on top of the baked base. They melt much faster than the larger variety, so only bake them for three minutes at the end. They create a very uniform, gooey layer across the entire surface.
Storage and Make Ahead Instructions
Keeping your S'mores Brownies fresh is simple if you follow a few basic storage rules.
Room Temperature Storage
Keep the baked and cooled squares in a tightly sealed airtight container directly on your kitchen counter. They will maintain their perfect texture for up to four days before the graham crackers begin to soften. Layer a sheet of wax paper between stacked pieces to prevent them from sticking together.
Freezer Storage Instructions
Wrap individual portions tightly in two layers of plastic wrap to protect them from freezer burn. Place the wrapped pieces into a heavy duty zip top freezer bag for up to two months. Thaw them completely at room temperature overnight before you plan to eat them.
Reheating for Serving
Pop a single slice onto a microwave safe plate and heat it for exactly ten seconds to revive the gooey texture. The marshmallow will puff back up and the chocolate chunks will melt beautifully. Be very careful taking your first bite, as the sugar can get extremely hot.
What to Serve With S'mores Brownies
Pairing your S'mores Brownies with the right drink or side elevates the entire dessert experience.
Vanilla Bean Ice Cream
A generous scoop of premium cold vanilla bean ice cream cuts through the dense rich chocolate perfectly. The melting cream acts as a beautiful sauce that mingles with the sticky marshmallow topping. This pairing turns a simple baked good into an elegant plated restaurant dessert.
Ice Cold Whole Milk
You simply cannot go wrong serving these rich treats with a tall glass of ice cold whole milk. The cold liquid refreshes your palate between deeply intense and sweet bites. This classic combination is exactly what kids and adults alike crave after dinner.
Hot Black Coffee
The bitter and roasted notes of a strong cup of black coffee complement the sweet milk chocolate beautifully. The heat of the beverage enhances the cocoa flavors hidden within the fudgy base layer. This sophisticated pairing makes for a truly fantastic afternoon pick me up.
Why I Created This Recipe
Finding a way to enjoy classic campfire flavors year round became a personal mission for me. I always loved the taste of a freshly roasted marshmallow, but making a fire in the middle of winter just was not practical. After making this S'mores Brownies 15 times, I realized that combining those exact elements with a rich, fudgy base was the ultimate solution. The first version was way too sweet, so I reduced the granulated sugar in the batter to balance the intense candy topping.
My family absolutely devoured the final test batch, and my husband asked for this three times in one week. I found that medium high heat works better when toasting the top layer quickly without overcooking the delicate center. The smell of caramelizing sugar and melting chocolate filling the kitchen instantly brings back wonderful summer memories. It delivers all the nostalgic joy without the hassle of smelling like woodsmoke.
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Frequently Asked Questions
Can I make S'mores Brownies ahead of time?
Yes, you can absolutely bake the entire pan a full day in advance of your party or event. Keep them tightly covered at room temperature to maintain the absolute best texture and flavor.
Why did my S'mores Brownies burn?
Oven temperatures vary wildly, and the sugar in the marshmallows scorches very quickly when exposed to direct heat. Always use the middle rack and watch them constantly during the final five minutes to prevent this issue.
Can I use a boxed mix for this recipe?
Yes, you can certainly use your favorite boxed mix to save some time in the kitchen. Just prepare the batter according to the package directions and follow my specific topping instructions provided above.
How do I get clean slices?
Yes, cutting these can be incredibly sticky and tricky without the proper technique. A hot and slightly oiled knife blade makes all the difference, provided you wipe it clean after every single pass.
More Recipes You'll Love
If you loved these S'mores Brownies, you definitely need to explore more of my chocolate focused desserts. My classic Devil's Food Cake offers a similarly tender crumb but in a stunning layer cake format. For a portable treat, try the Triple Chocolate Cookies, which pack three different kinds of chips into every single bite. Finally, if you want something lighter but equally satisfying, the Chocolate Mousse Recipe is a silky and elegant alternative.
Easy S'mores Brownies
Ingredients
Equipment
Method
- Preheat oven to 350 degrees and line an eight by eight inch baking pan with parchment paper.
- Whisk the melted butter and granulated sugar together in a large bowl until the mixture is glossy.
- Add the room temperature eggs one at a time, mixing well after each addition.
- Fold in the sifted cocoa powder, flour, and salt just until no dry streaks remain visible.
- Pour the batter into the prepared pan and bake for twenty five minutes until the edges pull away.
- Top immediately with graham crackers, marshmallows, and chocolate pieces, then bake for five more minutes until golden.
Nutrition
Notes
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Pairing
These are my favorite dishes to serve with S'mores Brownies:
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