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A slice of layered dessert with chocolate, graham cracker crumbs, and toasted marshmallow topping on a white plate.
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S'mores Brownies

These easy s’mores brownies combine fudgy brownies with graham crackers, melty chocolate, and toasted marshmallows for a classic campfire-inspired dessert.
Course Desserts & Sweets
Cuisine American
Keyword brownies, dessert, s'mores
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings 9
Calories 483kcal

Equipment

Ingredients

  • 1 box brownie mix
  • 3 eggs
  • 1/3 cup oil
  • 1/3 cup water
  • 1 cup graham cracker crumbs
  • 4 Hershey's chocolate bars
  • 10 square marshmallows

Instructions

  • Preheat the oven according to the brownie mix package directions, then line a 9×9-inch baking pan with parchment paper.
  • In the bowl of a stand mixer or a large mixing bowl, combine the brownie mix, eggs, oil, and water. Mix on low speed until well blended. Your batter should be smooth and creamy.
    1 box brownie mix, 3 eggs, 1/3 cup oil, 1/3 cup water
  • Pour about ¾ of the brownie batter into the prepared pan and spread it into an even layer.
  • Sprinkle the graham cracker crumbs evenly over the brownie batter.
    1 cup graham cracker crumbs
  • Arrange the chocolate bars in a single layer on top of the graham cracker crumbs. Spoon and spread the remaining brownie batter evenly over the chocolate, then bake according to the package directions.
    4 Hershey's chocolate bars
  • Remove the brownies from the oven and immediately arrange the marshmallows on top. Return the pan to the oven under the broiler for 1–2 minutes, watching closely, until the marshmallows are melted and lightly toasted.
    10 square marshmallows
  • Remove from the oven and transfer to a wire rack to cool completely. Once cooled, cut into 3×2-inch squares and enjoy!

Notes

If you don't have Hershey bars, you can sprinkle chocolate chips over the top instead.

Nutrition

Serving: 1g | Calories: 483kcal | Carbohydrates: 64g | Protein: 6g | Fat: 23g | Saturated Fat: 6g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 11g | Trans Fat: 0.04g | Cholesterol: 55mg | Sodium: 257mg | Potassium: 126mg | Fiber: 2g | Sugar: 38g | Vitamin A: 84IU | Calcium: 25mg | Iron: 4mg