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S'mores Brownies are the perfect treat for parties, game day, birthdays, movie night and more, easy to make with a few simple ingredients
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4.84 from 6 votes

Gooey S'mores Brownies

S’mores Brownies that are chewy, moist and ooey gooey good! This easy, year-round recipe combines brownies with graham crackers, marshmallows for a decadent dessert nobody can resist! Perfect for game day, parties, holidays and everyday indulgences.
Prep Time15 mins
Cook Time45 mins
Total Time1 hr
Course: Dessert
Cuisine: American
Keyword: brownies, s'more, s'mores
Servings: 20 servings
Calories: 191kcal
Author: Cindy


  • 18 oz brownie mix 1 box
  • ingredients called for on cake mix box oil, egg etc.
  • 6 graham cracker sheets 4 oz
  • 6 oz milk chocolate bars Hershey's or similar (see note)
  • 16 large marshmallows


  • Preheat oven to 350°F (176°C). Grease a 9x13 inch rectangular baking dish with nonstick cooking spray and set aside.
  • In a medium bowl, make brownie mix according to package directions. 
  • Pour HALF of the brownie batter into prepared baking dish, and spread into a smooth layer using a spatula.
  • Gently place graham cracker pieces on top of the batter to cover.
  • Place chocolate bars on top of graham crackers to cover loosely.
  • Place marshmallows on top of chocolate spaced evenly around the dish.
  • Drizzle the remaining brownie batter over top of the marshmallows and chocolate.
  • Bake for 40-45 minutes until a toothpick inserted in the middle comes out clean.
  • Remove from the oven and cool for at least 10 minutes in the pan. Serve and enjoy!



  • The chocolate amount corresponds to 4 Hershey's 1.55oz milk chocolate bars. You can also substitute semisweet chocolate bars.


Calories: 191kcal | Carbohydrates: 32g | Protein: 1g | Fat: 6g | Saturated Fat: 2g | Sodium: 108mg | Potassium: 32mg | Sugar: 21g | Calcium: 5mg | Iron: 1.1mg