Are you ready for a dessert that’s easy to make, incredibly delicious, and guaranteed to be a crowd-pleaser? Look no further than these **Lazy Girl Fudgy S’mores Brownies**. This isn’t just another brownie recipe; it’s a game-changer! We take a simple boxed brownie mix and elevate it with a few clever tips, transforming it into a treat that tastes even better than many from-scratch recipes. Each bite delivers a perfect symphony of textures and flavors: a crunchy graham cracker crust, a rich, fudgy brownie layer, and a crowning glory of perfectly toasted mini marshmallows. Imagine the ultimate campfire treat, brought straight to your kitchen, ready to enjoy any time of the year.
If you’re looking to master the art of improving boxed mixes, be sure to check out my 10 secrets to make brownie mix better. You might also love these brownie mix cookies and my indulgent lazy girl pumpkin cheesecake brownies for more effortless dessert ideas.

Indulge in the Best and Most Decadent S’mores Brownies Ever
There are some desserts that quietly make their way into your heart, and these **homemade S’mores brownies** are definitely one of them. Often overlooked until you experience their magic, this recipe takes the nostalgic flavors of a campfire s’more and bakes them into an irresistible, shareable treat. It’s the kind of dessert that sparks conversations and creates lasting memories.
What makes these brownies truly special is their ability to deliver intense flavor and a luxurious texture without demanding hours in the kitchen. By starting with a high-quality brownie mix, we cut down on prep time significantly, allowing you to spend less time baking and more time relaxing. This approach doesn’t just save time; it ensures a consistent, perfectly fudgy brownie base every single time. Imagine having a warm, gooey dessert ready in no time, perfect for unexpected guests, a last-minute gathering, or simply satisfying a late-night craving. These **lazy girl s’mores brownies** redefine convenience without compromising on decadence, making them a go-to for any occasion. They are a testament to the fact that you don’t need to bake from scratch to achieve truly exceptional results.

Why These S’mores Brownies Belong in Your Recipe Collection!
If you’re still pondering whether to whip up a batch of these extraordinary **fudgy s’mores brownies**, let me convince you. This recipe isn’t just about making dessert; it’s about creating an experience with minimal fuss and maximum flavor. Here’s why these brownies are a must-try:
- Effortlessly Quick and Easy: Forget complicated steps and endless ingredient lists. These brownies are designed for efficiency. By utilizing a boxed brownie mix and a few simple additions, you’ll drastically cut down on preparation and baking time, leaving you more moments to savor. It’s the perfect solution for when you crave something sweet but are short on time.
- A Heavenly Trio of Textures and Flavors: The magic of s’mores lies in its distinct layers, and these brownies capture that essence perfectly. You’ll experience the satisfying crunch of the **graham cracker crust**, followed by the intensely rich and **fudgy brownie** center, all crowned with a blanket of sweet, **ooey-gooey toasted marshmallows**. This combination creates an irresistible contrast that will delight your palate with every bite.
- Guaranteed to Impress and Satisfy: Whether you’re hosting a lively gathering, bringing a dish to a potluck, or looking for the ultimate dessert for a BBQ, these **s’mores brownies** are a showstopper. Their inviting appearance and universally loved flavors make them an instant hit, ensuring smiles and satisfied sweet cravings from everyone. They’re impressive enough for special occasions, yet simple enough for an everyday treat.
- Perfect for Bakers of All Levels: New to baking or just prefer straightforward recipes? This is for you! The use of a simple brownie mix makes this recipe incredibly **beginner-friendly**. The most challenging part is simply assembling the layers and having the patience to let them cool before slicing – a small price to pay for such deliciousness. We’ve made sure every step is clear and achievable for anyone.
- The Boxed Mix Advantage – Consistent Perfection: Leveraging a quality boxed brownie mix doesn’t mean sacrificing taste; it means guaranteeing **deliciously chewy brownies** with minimal effort every single time. We provide tips to enhance the mix, ensuring your brownies are moist, fudgy, and incredibly flavorful, rivaling any bakery-bought treat. This hack saves you time and ensures a consistent, delightful result.

Essential Ingredients for These Decadent S’mores Brownies
Crafting these delectable **s’mores brownies** requires a thoughtful selection of ingredients, even when starting with a boxed mix. Each component plays a vital role in achieving that perfect balance of fudginess, crunch, and toasted sweetness. Here’s a closer look at what you’ll need and why each ingredient matters:
- Brownie Mix: The foundation of our lazy girl recipe! Opt for a high-quality, fudgy-style brownie mix designed for an 8×8 inch pan. A superior mix will significantly enhance the final taste and texture, making your dessert taste much closer to a gourmet, from-scratch brownie.
- Egg Yolks: This is one of our secret weapons for achieving an ultra-fudgy and rich brownie. Egg yolks add extra fat and richness, contributing to a dense, chewy texture. While you can use whole eggs if preferred, the yolks truly elevate the fudginess.
- Vegetable Oil or Melted Butter: The choice here influences the final richness. Vegetable oil yields a lighter, chewier brownie, while melted butter contributes a deeper, more luxurious flavor and a slightly denser crumb. Feel free to use either, or even a combination for the best of both worlds.
- Coffee: A culinary secret! Freshly brewed hot coffee doesn’t make your brownies taste like coffee; instead, it deepens and intensifies the chocolate flavor, making it incredibly rich and complex. If you’re not a coffee fan, hot water can be used as a substitute, though you might miss that extra depth.
- Vanilla Extract: Essential for enhancing all the other flavors. Use a good quality pure vanilla extract to add a warm, aromatic note that complements the chocolate and marshmallows beautifully.
- Salt: Just a pinch of salt is crucial. It balances the sweetness of the brownies and marshmallows, preventing the dessert from being overwhelmingly sugary and highlighting the chocolate notes.
- Chocolate Chips: These add pockets of melted chocolate goodness throughout the brownie layer. You can use semisweet, milk chocolate, or even dark chocolate chips depending on your preference for sweetness and intensity. Mini chocolate chips melt beautifully and distribute evenly.
- Graham Crackers: The iconic base for any s’more! These provide a delightfully crispy and slightly honeyed crust that perfectly mimics the classic campfire treat. Any brand or flavor of graham crackers will work.
- Mini Marshmallows: These are the crowning glory! Mini marshmallows melt beautifully and toast to a golden, gooey perfection, adding that essential stretchy, sweet top layer. Their small size ensures even distribution and melting.
- Nonstick Cooking Spray: Your best friend for clean slicing! A quick spray on your knife before cutting will prevent the sticky, toasted marshmallows from adhering to the blade, ensuring beautifully neat squares.

How to Bake These Irresistible S’mores Fudgy Brownies
Creating these **S’mores fudgy brownies** is a straightforward process, designed for maximum enjoyment with minimum fuss. Follow these detailed steps to bring this perfect brownie lover’s recipe to life:
- Prepare Your Pan: Preheat your oven to 325°F (160°C). Line the bottom and sides of an 8×8-inch baking pan with parchment paper or aluminum foil. Make sure to leave an overhang on the sides – this creates “handles” for easy removal of the baked brownies later, preventing sticking and making cleanup a breeze.
- Lay the Graham Cracker Foundation: Arrange the graham cracker sheets in a single layer at the bottom of the prepared pan. Break any sheets as needed to fit them snugly and cover the entire surface evenly. This forms the essential crunchy base for your **s’mores brownies**.
- Mix the Brownie Batter: In a large mixing bowl, combine the brownie mix, egg yolks, freshly brewed hot coffee (or hot water), vegetable oil (or melted butter), vanilla extract, and salt. Mix thoroughly with a spatula or spoon until a thick, cohesive batter forms. Be careful not to overmix; overmixing can lead to tougher brownies.
- Fold in the Chocolate Chips: Gently fold in the chocolate chips. This ensures they are evenly distributed throughout the rich brownie batter, creating delightful pockets of melted chocolate in every bite.
- Assemble and Bake the First Layer: Pour the prepared brownie batter evenly over the graham cracker layer in your pan. Spread it carefully to create a smooth, consistent layer. Place the pan in the preheated oven and bake for approximately 40 minutes. The brownie should be mostly set, but still slightly gooey in the center.
- Add the Marshmallow Topping: Carefully remove the pan from the oven. Evenly sprinkle the mini marshmallows over the warm brownie layer. Return the pan to the oven and bake for an additional 3-4 minutes, just until the marshmallows begin to puff up and soften. They won’t be fully toasted yet, but this step gets them ready.
- Toast to Perfection: For that signature golden, slightly caramelized marshmallow top, you have two options:
- With a Kitchen Torch: Remove the brownies from the oven and use a kitchen torch to toast the marshmallows to your desired golden-brown finish. This provides excellent control.
- Using Your Oven’s Broiler: If you don’t have a kitchen torch, place the pan back into the oven, but this time under the broiler. Keep a very close eye on it! Marshmallows can burn quickly. Broil for 1-2 minutes, or until they achieve a beautiful golden hue. Remove immediately.
- Cool Completely and Enjoy: This step is crucial! Allow your **toasted marshmallow brownies** to cool down fully in the pan before attempting to slice them. This ensures the fudgy texture sets properly and prevents the marshmallows from tearing. Once completely cool, lift the brownies out using the parchment paper overhang.
- Slice and Serve: For clean cuts, spray your knife with a little nonstick cooking spray or lightly oil it before slicing. This will prevent the gooey marshmallows from sticking and pulling. Slice into squares and enjoy your perfectly layered, decadent s’mores brownies!





Frequently Asked Questions (FAQ) About S’mores Brownies
Here are some common questions to help you master these **lazy girl s’mores brownies** and ensure they turn out perfectly every time:
How to Store S’mores Brownies?
To keep your **s’mores brownies** fresh and delicious, store them in an airtight container at room temperature for up to 4 days. While they are best enjoyed fresh, with that perfectly crisp graham cracker crust, please note that the graham cracker bottom will naturally soften over time due to the moisture from the brownies. For an extra treat, you can always toast them again lightly in a toaster oven or warm them up in the microwave for a few seconds to restore that irresistible ooey-gooey, melty marshmallow experience.
How Can I Achieve Clean Cuts for My Brownies?
Achieving picture-perfect slices for any brownie, especially these **s’mores brownies**, requires a few key tricks. The most important rule is patience: allow your brownies to cool down completely before even thinking about slicing them. Warm brownies are simply too soft and prone to crumbling.
For this specific recipe, with its delightfully sticky marshmallow layer, there’s an additional crucial step. Before each cut, spray your knife with nonstick cooking spray or lightly oil it. You can also run your knife under hot water and wipe it dry between slices. This prevents the gooey, toasted marshmallows from sticking to the blade and pulling away from the brownie, ensuring beautiful, clean squares that are almost too pretty to eat!
Can I Use Homemade Brownie Batter Instead of a Boxed Mix?
Absolutely! If you have a favorite from-scratch brownie recipe, you can definitely use it. Just make sure it’s a recipe designed for an 8×8-inch pan. You may need to adjust the initial baking time slightly, as homemade batters can vary in density and moisture content compared to boxed mixes. Follow the same layering and marshmallow topping instructions for a delicious homemade s’mores brownie experience.
What Variations Can I Try with This S’mores Brownie Recipe?
This recipe is highly customizable! Here are a few ideas to get creative:
- Different Chocolate: Instead of chocolate chips, try chopped milk chocolate bars, dark chocolate chunks, or even white chocolate chips folded into the batter.
- Add Nuts: For extra crunch and flavor, fold in a handful of chopped walnuts or pecans into the brownie batter.
- Flavored Marshmallows: Experiment with flavored marshmallows if you can find them, like chocolate or peppermint for a holiday twist.
- Cracker Alternatives: While graham crackers are classic, you could try a layer of digestive biscuits or even shortbread for a different crust.
- Extra Drizzle: Once cooled, drizzle the brownies with a little extra melted chocolate or caramel sauce for an added layer of indulgence.
Can I Make These S’mores Brownies Ahead of Time?
Yes, you can certainly prepare these brownies in advance. You can bake the brownie layer with the graham cracker crust up to a day ahead of time. Let it cool completely, then cover tightly and store at room temperature. When you’re ready to serve, simply add the mini marshmallows and follow the final baking and toasting steps. This ensures the marshmallows are fresh and perfectly gooey when enjoyed.

Lazy Girl S’mores Brownies Recipe

5 out of 5 stars from 3 votes
Lazy Girl S’mores Brownies
10 mins
45 mins
55 mins
16 servings
Print Recipe
Ingredients
- 5 graham cracker sheets
- 1 box of brownie mix for an 8×8 inch pan
- 2 egg yolks
- 1/2 cup vegetable oil or melted butter
- 1/3 cup brewed hot coffee
- 1 tsp vanilla extract
- 1/4 tsp salt
- 1/2 cup chocolate chips
- 2 cups mini marshmallows
Instructions
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Preheat the oven to 325°F (160°C). Line the bottom of an 8×8-inch baking pan with parchment paper or aluminum foil, leaving an overhang on the sides for easy removal later.
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Place 5 graham cracker sheets on the bottom of the pan in a single layer, covering the entire surface. You may need to break some of the sheets to fit them evenly.
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In a large bowl, mix 1 box of brownie mix, 2 egg yolks, 1/3 cup hot brewed coffee, 1/2 cup vegetable oil, 1 tsp vanilla extract, and 1/4 tsp salt. Fold in 1/2 cup chocolate chips.
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Pour the brownie batter evenly over the layer of graham crackers in the prepared pan, then bake in the preheated oven for 40 minutes.
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Pull the brownies out of the oven and carefully top them with 2 cups of mini marshmallows. Place back in the oven and bake for another 3-4 minutes, just until marshmallows soften.
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Remove the pan from the oven. Using a kitchen torch, toast the marshmallows on top until golden brown. If you don’t have a torch, see the note below for broiler instructions. Allow the brownies to cool down fully before slicing and enjoying. Read the notes on how to slice this dessert for clean cuts.
How to toast marshmallows without a kitchen torch?
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If you don’t have a kitchen torch, place the pan with the marshmallows under your oven’s broiler. Keep a close eye on it, as marshmallows can burn very quickly. Toast the marshmallows until they turn golden brown, but be careful not to let them burn. This should only take a minute or two, so stay nearby to monitor the process constantly.
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Once the marshmallows are toasted to your liking, remove the pan from the oven and let it cool completely before slicing.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
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