With summer just around the corner, it’s the perfect time to plan warm-weather activities like camping, fishing, and swimming. But if you’re craving that campfire flavor without the wait, these S’mores Brownies bring the outdoors right into your kitchen! Combining the gooey goodness of traditional s’mores with rich, fudgy brownies, this easy s’mores brownie recipe will satisfy your sweet tooth until the weather is warm enough for the real campfire experience.

Why You’ll Love These S’mores Brownies
Camping isn’t complete without s’mores, and with this s’mores brownie recipe, you get all the flavors you love from both s’mores and brownies in one delicious dessert. Perfectly layered with a fudgy brownie base, a creamy marshmallow icing, and topped with crumbled graham crackers, these s’mores brownies are bound to become a family favorite!
Easy S’mores Brownie Recipe
Ingredients for S’mores Brownies
- Brownie Base
- 2 sticks butter or margarine, melted
- 1 cup sugar
- 2 teaspoons vanilla extract
- 3 large eggs
- 1 cup all-purpose flour
- 3/4 cup cocoa powder
- 1/2 teaspoon baking powder
- 1/2 teaspoon salt
- Marshmallow Icing
- 1 cup powdered sugar
- 1/3 cup cocoa powder
- 1 cup marshmallow fluff
- 2 tablespoons butter
- 2 tablespoons milk
- 1 teaspoon vanilla extract
- Topping
- Crumbled graham crackers
How to Make S’mores Brownies
Step 1: Prepare the Brownie Layer
- Preheat your oven to 350°F. Grease a 9×9 baking dish and set aside.
- In a mixing bowl, cream together the melted butter and sugar until light and fluffy.
- Add vanilla extract and eggs, mixing until smooth.
- In a separate bowl, sift together flour, cocoa powder, baking powder, and salt. Gradually add this dry mixture to the wet ingredients, blending until just combined.
- Pour the brownie batter into the prepared baking dish and bake for 35-40 minutes or until a toothpick inserted in the center comes out clean. Let the brownies cool completely.
Step 2: Make the Marshmallow Icing
- While brownies are cooling, whisk together powdered sugar, cocoa powder, marshmallow fluff, butter, milk, and vanilla in a bowl.
- Refrigerate the marshmallow icing until ready to use.
Step 3: Assemble the S’mores Brownies
- Once the brownies have cooled, spread the marshmallow icing evenly on top.
- Sprinkle crumbled graham crackers over the icing to add the classic s’mores crunch.
- Slice, serve, and enjoy your homemade s’mores brownies!
Tips for the Best S’mores Brownies
- Use high-quality cocoa powder: This will enhance the chocolatey flavor and give a richer taste.
- Don’t overmix the batter: Overmixing can make brownies dense; mix until just combined.
- Chill the icing: Letting the icing chill in the refrigerator for a few minutes before spreading it on the brownies will make it easier to handle.
Why These S’mores Brownies Are Perfect for Summer
These s’mores brownies capture the nostalgic campfire flavor in a fun, portable treat that’s perfect for any summer gathering or barbecue. Enjoy them at home or bring them to a summer cookout for a crowd-pleasing dessert.
Whether you’re gearing up for summer adventures or just looking for an easy dessert with classic s’mores flavor, this s’mores brownie recipe will become a favorite for all ages.
You may also enjoy these Caramel Frosted Chocolate Chip Brownie Bars.

S'mores Brownies
Ingredients
- Brownie Base
- 2 sticks butter or margarine, melted
- 1 cup sugar
- 2 teaspoons vanilla extract
- 3 large eggs
- 1 cup all-purpose flour
- 3/4 cup cocoa powder
- 1/2 teaspoon baking powder
- 1/2 teaspoon salt
- Marshmallow Icing
- 1 cup powdered sugar
- 1/3 cup cocoa powder
- 1 cup marshmallow fluff
- 2 tablespoons butter
- 2 tablespoons milk
- 1 teaspoon vanilla extract
- Topping
- Crumbled graham crackers
Instructions
How to Make S'mores Brownies
Step 1: Prepare the Brownie Layer
- Preheat your oven to 350°F. Grease a 9x9 baking dish and set aside.
- In a mixing bowl, cream together the melted butter and sugar until light and fluffy.
- Add vanilla extract and eggs, mixing until smooth.
- In a separate bowl, sift together flour, cocoa powder, baking powder, and salt. Gradually add this dry mixture to the wet ingredients, blending until just combined.
- Pour the brownie batter into the prepared baking dish and bake for 35-40 minutes or until a toothpick inserted in the center comes out clean. Let the brownies cool completely.
Step 2: Make the Marshmallow Icing
- While brownies are cooling, whisk together powdered sugar, cocoa powder, marshmallow fluff, butter, milk, and vanilla in a bowl.
- Refrigerate the marshmallow icing until ready to use.
Step 3: Assemble the S'mores Brownies
- Once the brownies have cooled, spread the marshmallow icing evenly on top.
- Sprinkle crumbled graham crackers over the icing to add the classic s’mores crunch.
- Slice, serve, and enjoy your homemade s'mores brownies!
Notes
Tips for the Best S'mores Brownies
- Use high-quality cocoa powder: This will enhance the chocolatey flavor and give a richer taste.
- Don’t overmix the batter: Overmixing can make brownies dense; mix until just combined.
- Chill the icing: Letting the icing chill in the refrigerator for a few minutes before spreading it on the brownies will make it easier to handle.
Nutrition Information
Yield
8Serving Size
Serves 12Amount Per Serving Calories 611Total Fat 32gSaturated Fat 18gTrans Fat 1gUnsaturated Fat 11gCholesterol 143mgSodium 446mgCarbohydrates 76gFiber 3gSugar 50gProtein 7g
The nutrition in recipes is calculate by AI, mistakes happen. It is highly recommended to check carb counts to make sure these recipes fit into your diet. Also, if you are following a specific diet or have allergies to certain foods, be sure to do your research on products before considering it safe to consume.
About Thirty Something Super Mom

My journey started after a Crohn's disease diagnosis, inspiring a commitment to well-being. This site shares my distinctive approach to healthy living with my collection of nutritious recipes that boast authentic flavors, mimicking the indulgence of traditional dishes. I love sharing guilt free recipes for low carb, keto, gluten-free, paleo, and the specific carbohydrate diet. I also share tips on natural living, including homemade cleaners and cleaning hacks. I also share my experience as a veterinary technician and pet groomer, to integrate pet health tips, homemade dog food recipes, and grooming insights to ensure your pets thrive.