S’mores Cookie Bars

There is nothing quite like the nostalgic flavor of a campfire s’more, but sometimes you want that gooey, chocolatey goodness without the smoke and the stick. These S’mores Cookie Bars are the perfect solution. They pack all the classic elements—buttery graham crackers, melty chocolate, and toasted marshmallows—into a convenient, easy-to-slice bar that everyone will love.

Whether you are hosting a summer potluck or simply craving a cozy treat on a rainy afternoon, these bars deliver. The base is a soft, chewy cookie dough infused with graham cracker crumbs, creating a texture that is both sturdy and melt-in-your-mouth delicious. Get ready to experience your favorite childhood treat in a whole new way.

Recipe Information

• Prep Time: 15 minutes
• Cook Time: 25 minutes
• Total Time: 40 minutes
• Servings: 16 bars
• Difficulty Level: Easy

Nutrition Information

• Calories per serving: 310 kcal
• Protein: 3g
• Carbohydrates: 42g
• Fat: 15g
• Fiber: 1g
• Sugar: 26g
• Sodium: 190mg

Why Make This S’mores Cookie Bars

These S’mores Cookie Bars are a total crowd-pleaser because they combine the best parts of a cookie and a classic campfire treat. Unlike traditional s’mores, there is no need for an open flame or a messy assembly line. You can make a large batch all at once in a single baking pan, making them ideal for parties, bake sales, or family gatherings.

Another reason to love this recipe is the incredible texture. By mixing graham cracker crumbs directly into the cookie dough, you get that authentic honey-wheat flavor in every single bite. When topped with gooey marshmallow fluff and layers of chocolate, these bars become an irresistible dessert that looks as good as it tastes.

How to Make S’mores Cookie Bars

Making these bars is a simple process that involves layering a rich graham cracker cookie dough with plenty of chocolate and marshmallow fluff. Follow these easy steps to create a dessert that will have everyone asking for the recipe.

Ingredients

• 1/2 cup unsalted butter, softened
• 3/4 cup granulated sugar
• 1 large egg
• 1 teaspoon vanilla extract
• 1 1/3 cups all-purpose flour
• 1 cup graham cracker crumbs (about 8-9 full sheets)
• 1 teaspoon baking powder
• 1/4 teaspoon salt
• 2 cups semi-sweet chocolate chips or broken Hershey’s bars
• 1 jar (7 oz) marshmallow fluff or 2 cups mini marshmallows

Directions

Step 1: Oven and Pan Preparation

Preheat your oven to 350°F (175°C). Line an 8×8-inch square baking pan with parchment paper, leaving a slight overhang on the sides. This will make it much easier to lift the bars out once they are cooled and set.

Step 2: Cream the Butter and Sugar

In a large mixing bowl, cream together the softened butter and granulated sugar until the mixture is light and fluffy. This usually takes about 2 to 3 minutes of mixing with an electric mixer.

Step 3: Combine Wet Ingredients

Add the egg and vanilla extract to the butter mixture. Beat well until everything is fully incorporated and the batter looks smooth.

Step 4: Mix in Dry Ingredients

In a separate bowl, whisk together the flour, graham cracker crumbs, baking powder, and salt. Gradually add these dry ingredients to the wet mixture, stirring until a thick, soft dough forms.

Step 5: Layer the Base and Toppings

Press about two-thirds of the cookie dough into the bottom of your prepared baking pan to form an even layer. Spread the chocolate chips or chocolate bar pieces over the dough. Next, carefully spread the marshmallow fluff over the chocolate. If using mini marshmallows, sprinkle them evenly across the top.

Step 6: Add the Final Layer and Bake

Take the remaining cookie dough and flatten small pieces of it with your fingers. Place these dough patches over the marshmallow layer. It is okay if some of the marshmallow shows through. Bake for 25 to 30 minutes, or until the top is golden brown. Let the bars cool completely in the pan before slicing.

How to Serve S’mores Cookie Bars

These bars are best served once they have cooled to room temperature, as this allows the marshmallow and chocolate to set slightly for a cleaner cut. For a truly indulgent experience, serve them slightly warm with a scoop of vanilla bean ice cream on top. They also pair perfectly with a cold glass of milk or a hot cup of coffee.

How to Store S’mores Cookie Bars

Store any leftover bars in an airtight container at room temperature for up to 4 days. If you prefer a firmer texture, you can keep them in the refrigerator for up to a week. To freeze, wrap individual bars in plastic wrap and place them in a freezer-safe bag for up to 3 months. Thaw at room temperature before eating.

Expert Tips for Perfect S’mores Cookie Bars

To get the best results, make sure your butter is truly at room temperature so it creams properly with the sugar. When spreading marshmallow fluff, it can be very sticky; try greasing the back of a spoon or your spatula with a little bit of butter or cooking spray to make the process easier. Finally, don’t rush the cooling process! Slicing them while they are too hot will result in a messy (though still delicious) puddle of marshmallow.

Delicious Variations

Feel free to get creative with your S’mores Cookie Bars! You can swap the semi-sweet chocolate for dark chocolate or milk chocolate depending on your preference. For a salty-sweet twist, try adding a layer of peanut butter over the graham cracker base. You can also sprinkle a little sea salt on top of the bars just before they go into the oven to enhance the chocolate flavor.

Frequently Asked Questions

Q: Can I use a 9×13 inch pan for this recipe?

Yes, you can, but you will need to double the ingredients to ensure the bars aren’t too thin. The baking time may also need to be adjusted slightly.

Q: What if I don’t have graham cracker crumbs?

You can make your own by pulsing whole graham crackers in a food processor or crushing them in a sealed plastic bag with a rolling pin until they reach a fine crumb consistency.

Q: Can I use mini marshmallows instead of fluff?

Yes! Mini marshmallows work great. Just keep in mind that fluff tends to stay a bit more gooey, while marshmallows will puff up and then settle as they cool.

Q: How do I know when the bars are finished baking?

The edges should be a deep golden brown and the top pieces of cookie dough should look matte and firm rather than shiny or wet.

Q: Why did my marshmallow fluff disappear?

Marshmallow fluff can sometimes melt into the dough if overbaked. To prevent this, ensure your oven is at the correct temperature and try to keep a solid layer of chocolate underneath the fluff to act as a barrier.

Conclusion

S’mores Cookie Bars are a delightful way to enjoy a classic flavor profile in a modern, easy-to-eat format. With their layers of graham-infused dough, rich chocolate, and sweet marshmallow, they are guaranteed to be a hit at any event. Give this recipe a try and enjoy the taste of summer all year round!

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