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Decadent S’mores Bars: Your New Favorite Sweet Treat

Published: Aug 22, 2025 by Emma Saviani ·

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As I stood in my kitchen, the sweet smell of toasted marshmallows wafted through the air, instantly transporting me to campfire nights spent under the stars. This nostalgic moment inspired my homemade S’mores Bars, a delightful twist on the classic treat that brings all the charm of summer straight to your oven. Not only are these bars a fun and easy way to delight friends and family with a crowd-pleasing dessert, but they also come together in just a few minutes—perfect for those busy weeknights when fast food loses its appeal. With layers of crumbly graham cracker crust, rich melted chocolate, and fluffy marshmallows, you’ll find that these bars are a satisfying treat, sure to spark joy in any home chef's kitchen. Curious how to make this delightful dessert? Let’s dive in!

Why Are S’mores Bars So Irresistible?

Nostalgic Delight: These S’mores Bars capture the essence of summer campfires, bringing memories of toasted marshmallows and chocolate to your kitchen.

Quick and Easy: With just a few simple ingredients and an effortless cooking process, you can whip these up in no time—perfect for satisfied sweet cravings without the hassle of fast food.

Crowd-Pleasing Treat: Whether for a family gathering or a last-minute potluck, these bars will have everyone coming back for seconds.

Versatile Options: Feel free to add your favorite mix-ins like nuts or peanut butter for a fun twist on this classic dessert! You might also enjoy exploring other simple desserts that can be made in minutes.

Kid-Friendly Fun: Involving kids in the preparation can turn dessert-making into a delightful family bonding activity! So gather your little chefs and get ready to create magic.

S’mores Bars Ingredients

For the Crust
• Graham cracker crumbs – these create the perfect base with a delightful crunch.
• Powdered sugar – adds sweetness and helps bind the crust together.
• Butter – melted to give richness and a buttery flavor that enhances the crust’s texture.

For the Filling
• Hershey bars – the classic chocolate choice that melts beautifully, providing that iconic s’mores flavor.
• Mini marshmallows – these fluffy treats top the bars, offering a gooey contrast to the chocolate and crust.

Enjoy making your S’mores Bars, and watch them become an instant family favorite!

Step‑by‑Step Instructions for S’mores Bars

Step 1: Preheat the Oven
Begin your S’mores Bars adventure by preheating your oven to 350°F (175°C). This step ensures that your bars will bake evenly and achieve that perfect golden crust. While the oven heats, gather your ingredients and prepare for a delightful treat!

Step 2: Prepare the Crust Mixture
In a large mixing bowl, combine the graham cracker crumbs, powdered sugar, and melted butter. Stir the ingredients together until they’re well mixed, avoiding over-saturating the crumbs with butter. You want a crumbly texture that will hold together nicely when pressed into the pan.

Step 3: Press the Crust into the Pan
Take your graham cracker mixture and press it firmly into the bottom of a greased 9×13-inch baking pan. Use the back of a measuring cup or your fingers to make sure it’s packed tightly. Be sure to create an even layer to support the delicious toppings to come!

Step 4: Bake the Crust
Place the pan in the preheated oven and bake for 5–8 minutes. Watch closely as the edges start to turn a lovely golden color. This initial baking step sets the foundation of your S’mores Bars and enhances the flavor of the crust!

Step 5: Add the Chocolate Layer
Once the crust is out of the oven, immediately lay the Hershey bars on top, covering the surface completely. Return the pan to the oven for another 3 minutes, allowing the chocolate to soften without fully melting. This step creates a luscious layer that binds the flavors together beautifully.

Step 6: Top with Marshmallows
After the chocolate has softened, let it sit for 1–2 minutes. Then, evenly press mini marshmallows across the chocolate layer. It's important to do this while the chocolate is warm, allowing the marshmallows to adhere perfectly as they melt slightly.

Step 7: Broil for a Toasted Finish
Switch your oven setting to broil and carefully return the pan for 1–2 minutes. Keep a close eye on it as the marshmallows roast to a delightful golden brown color. Remove the pan once they reach the perfect toasted hue, giving your S’mores Bars that classic campfire touch.

Step 8: Cool and Slice
Let your S’mores Bars cool completely at room temperature. For the best slicing experience, refrigerate them for a bit to set. When ready to slice, grab a sharp knife and warm it under hot water for clean cuts, making it easy to serve these sugary delights.

Step 9: Store Leftovers
If there are any S’mores Bars left, store them in an airtight container at room temperature for up to 3 days. This will keep them fresh as you enjoy the deliciousness of homemade treats, ensuring the flavors stay vibrant even after a couple of days!

Expert Tips for S’mores Bars

• Use Room Temperature Ingredients: Ensure your butter is melted but not hot—this helps create a smooth mixture that holds together nicely.

• Don’t Over-Bake: Keep an eye on the crust while baking; you want it golden but not too firm. A quick bake keeps the crust tender for your S’mores Bars.

• Layer the Chocolate: Lay the Hershey bars flat without overlapping, ensuring a smooth, even layer of chocolate that melts perfectly into the crust.

• Broiling Technique: Watch the marshmallows closely during broiling—one minute can change them from perfectly toasted to burnt!

• Cool for Clean Slices: Allow the bars to cool completely before slicing. Refrigerating them helps achieve the best cuts, making serving easier and prettier.

• Experiment with Toppings: Try adding fun ingredients like crushed nuts or a drizzle of caramel on top of the marshmallows for a unique twist on classic S’mores Bars.

Storage Tips for S’mores Bars

Room Temperature: Store S’mores Bars in an airtight container at room temperature for up to 3 days. This keeps them fresh while maintaining their delightful texture.

Refrigerator: If you prefer, you can refrigerate the bars to extend freshness for up to a week, but be sure to bring them back to room temperature before serving for the best taste experience.

Freezer: For longer storage, freeze S’mores Bars in an airtight container for up to 2 months. When ready to enjoy, thaw them in the fridge overnight before serving.

Reheating: If you like your S’mores Bars warm, place them in the oven at a low temperature for a few minutes. Watch closely to avoid melting the marshmallows too much!

Make Ahead Options

These S’mores Bars are perfect for busy home cooks seeking to save time without sacrificing flavor! You can prepare the graham cracker crust up to 24 hours in advance. Simply mix the crust ingredients, press it into the baking pan, and cover it tightly with plastic wrap before refrigerating. The chocolate layer can also be set ahead; just melt the Hershey bars up to 3 days in advance and store them at room temperature. When you’re ready to complete the S’mores Bars, simply bake the crust, add the chocolate, top with marshmallows, and broil to achieve that golden finish. This allows for a delightful, homemade treat that’s just as delicious when prepared ahead!

What to Serve with S’mores Bars?

As you cut into these divine S’mores Bars, the gooey marshmallows and rich chocolate create a delicious moment worthy of sharing with family and friends.

  • Vanilla Ice Cream: The creamy sweetness of vanilla ice cream pairs beautifully with the rich chocolate, offering a delightful contrast in temperature and texture. Scoop it on top and watch the magic melt together!
  • Fresh Berries: Juicy strawberries or raspberries add a burst of freshness, cutting through the sweetness of the S’mores Bars and making each bite a refreshing experience.
  • Chocolate Drizzle: Drizzling additional melted chocolate over the bars enhances the chocolatey goodness, turning them into a decadent dessert centerpiece for gatherings.
  • Minty Freshness: Whip up a mint-infused whipped cream to serve alongside. The cool mint flavor refreshes the palate between bites of the rich bars!
  • Chilled Milk: A classic pairing, a glass of cold milk perfectly balances the sweetness of your S’mores Bars and enhances the nostalgic feel of childhood snacks.
  • Campfire Coffee: Brew a strong cup of coffee to complement the sugary treat, its robust flavor grounding the sweetness of the bars—ideal for a cozy evening.
  • Rocky Road Brownies: Offer a variety of textures and flavors by serving alongside rich, fudgy Rocky Road brownies for those who crave extra chocolate and nuts.
  • Nutty Trail Mix: A handful of nutty trail mix adds a crunchy counterpart, creating a delightful contrast alongside the soft, chewy bars.
  • Caramel Sauce: Drizzling warm caramel sauce over the top gives an indulgent twist that elevates S’mores Bars to a whole new level of deliciousness.

S’mores Bars Variations & Substitutions

Feel free to play around with these ideas as you customize your S’mores Bars to match your taste buds and pantry staples!

  • Gluten-Free Option: Replace graham cracker crumbs with gluten-free cookies or almond flour for a delicious alternative that everyone can enjoy.

  • Nutty Delight: Add chopped pecans or walnuts to the crust for a delightful crunch and depth of flavor that complements the sweetness.

  • Chocolate Swap: Switch out Hershey bars for your favorite chocolate (milk, dark, or even white) to change the flavor profile without sacrificing that gooey texture.

  • Peanut Butter Twist: Spread a thin layer of creamy or crunchy peanut butter over the crust before adding the chocolate for a nutty twist that takes these bars to the next level.

  • Spicy Kick: Sprinkle a pinch of cayenne pepper or crushed red pepper flakes over the chocolate before topping with marshmallows for a surprising heat that balances the sweetness.

  • Coconut Infusion: Mix in shredded coconut to the crust or top the bars with toasted coconut for a tropical twist—paradise in every bite!

  • Caramel Drizzle: After broiling, drizzle warm caramel sauce on top for an indulgent treat that will have everyone raving.

  • Vegan Variation: Use dairy-free butter and chocolate, along with a vegan marshmallow brand, to create a plant-based version that doesn’t skimp on flavor.

Explore these variations to make your S’mores Bars truly unique! And if you’re looking to create more delightful treats at home, don’t miss out on these easy desserts that inspire sweet moments.

S’mores Bars Recipe FAQs

What’s the best way to select graham crackers for the crust?
Absolutely! Choose graham crackers that are fresh and crispy without any visible dark spots or signs of moisture. Check the packaging date to ensure they are within their shelf life for the best flavor in your S’mores Bars.

How should I store leftover S’mores Bars?
I recommend storing your S’mores Bars in an airtight container at room temperature for up to 3 days. This will help retain their delightful texture and freshness. If you prefer a longer shelf life, refrigerate them for up to a week, but be sure to allow them to come back to room temperature before indulging!

Can I freeze S’mores Bars for later enjoyment?
Very! To freeze your S’mores Bars, first cool them completely and then slice them into individual bars. Wrap each bar in plastic wrap and place them in an airtight container or freezer bag. They can be frozen for up to 2 months. When you’re ready to enjoy, simply thaw them in the fridge overnight and they’ll be good as new.

What can I do if my marshmallows burn when broiling?
Don’t worry if this happens! If your marshmallows burn, next time try lowering the oven rack to reduce the heat exposure, and keep a close watch while broiling. It’s just a minute or two, and turning the oven light on can help you gauge the color without opening the oven door.

Are there any dietary considerations with S’mores Bars?
If you're concerned about dietary restrictions, consider that these bars contain gluten and dairy. To make them gluten-free, use gluten-free graham crackers. Additionally, those with nut allergies should avoid using nut-based toppings. For vegan options, substitute dairy products with plant-based alternatives, such as coconut oil for butter and dairy-free chocolate.

How can I make my S’mores Bars extra special?
To add some creative flair, try mixing in crushed nuts or drizzling caramel sauce over the marshmallows before broiling. You can even sprinkle a pinch of sea salt on top right after broiling for a delectable sweet-and-salty combination. The more the merrier, so feel free to experiment with ingredients that reflect your family's tastes!

S’mores Bars

Decadent S’mores Bars: Your New Favorite Sweet Treat

These S’mores Bars are a nostalgic twist on a classic treat, bringing summer flavors to your kitchen in a quick and easy dessert.
Print Pin Rate
Course: Dessert
Cuisine: American
Keyword: chocolate, dessert, easy recipe, kid-friendly, marshmallows, S’mores Bars
Prep Time: 10 minutes minutes
Cook Time: 15 minutes minutes
Cooling Time: 30 minutes minutes
Total Time: 55 minutes minutes
Servings: 12 bars
Calories: 180kcal

Equipment

  • 9x13-inch baking pan
  • Mixing bowl
  • measuring cup

Ingredients

For the Crust

  • 1 cups graham cracker crumbs
  • ½ cups powdered sugar
  • ½ cups butter melted

For the Filling

  • 2 bars Hershey bars
  • 2 cups mini marshmallows

Instructions

Step-by-Step Instructions

  • Preheat your oven to 350°F (175°C).
  • In a large mixing bowl, combine the graham cracker crumbs, powdered sugar, and melted butter.
  • Press the graham cracker mixture firmly into the bottom of a greased 9x13-inch baking pan.
  • Bake for 5–8 minutes until edges turn golden.
  • Lay the Hershey bars on top of the baked crust.
  • Return the pan to the oven for another 3 minutes.
  • Evenly press mini marshmallows across the chocolate layer.
  • Switch your oven setting to broil and broil for 1–2 minutes until marshmallows are golden.
  • Let your S’mores Bars cool completely before slicing.
  • Store leftovers in an airtight container at room temperature for up to 3 days.

Notes

Feel free to add mix-ins like nuts or peanut butter for a fun twist on this classic dessert.

Nutrition

Serving: 1bar | Calories: 180kcal | Carbohydrates: 25g | Protein: 2g | Fat: 8g | Saturated Fat: 5g | Cholesterol: 20mg | Sodium: 120mg | Potassium: 50mg | Fiber: 1g | Sugar: 12g | Vitamin A: 250IU | Calcium: 30mg | Iron: 1mg

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Ellie Monroe

I’m Ellie, a 54-year-old home cook who believes the best recipes come from the heart. At Heavenly Recipe, I share comforting classics, sweet treats, and simple meals that anyone can make, just like the ones passed down through my family.

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