If you love the classic taste of s'mores but want something more unique, you're in for a treat! These Chewy Baking S'mores Bars with Marshmallow Crème bring all the fun of the campfire right to your kitchen. With gooey marshmallow crème, rich chocolate, and a chewy texture, these bars will wow your family and friends. Let’s dive into this simple recipe that will make your dessert game stronger than ever!
Why I Love This Recipe
- Deliciously Chewy: These S'mores bars have the perfect chewy texture, reminiscent of traditional S'mores but in a convenient bar form.
- Easy to Make: This recipe is simple and requires minimal ingredients, making it a quick and fun baking project for any skill level.
- Perfect for Sharing: With 16 bars in one batch, these treats are perfect for parties, gatherings, or just sharing with friends and family.
- Customizable: You can easily modify this recipe by adding nuts, different types of chocolate, or using flavored marshmallows for a unique twist.
Ingredients
Detailed Ingredient List
- 1 cup graham cracker crumbs
- 1 cup all-purpose flour
- 1/2 cup brown sugar, packed
- 1/2 cup granulated sugar
- 1/2 cup unsalted butter, melted
- 1 large egg
- 1 teaspoon vanilla extract
- 1/2 teaspoon baking powder
- 1/4 teaspoon salt
- 1 cup semi-sweet chocolate chips
- 1 cup marshmallow crème
- Mini marshmallows for topping
These ingredients make the perfect chewy bars. The graham cracker crumbs bring a classic taste. They give that nostalgic flavor of a campfire treat. The flour helps bind everything together. Brown sugar adds a rich depth, while granulated sugar gives sweetness. Melted butter adds moisture and richness. The egg helps with texture, making it nice and chewy.
You’ll want to use semi-sweet chocolate chips for a balanced taste. They melt perfectly and complement the marshmallow crème. Speaking of marshmallow crème, this is a key ingredient. It makes the bars gooey and fun. Mini marshmallows on top add extra sweetness and texture.
Ingredient Substitutions
- Alternative for graham cracker crumbs: You can use crushed digestive biscuits or vanilla wafers. Both offer a similar texture and taste.
- Sugar substitutes: If you want less sugar, try coconut sugar or a sugar blend. They can replace brown and granulated sugar in equal amounts.
- Egg replacement options: Use a flaxseed egg or applesauce for a vegan option. For one egg, mix 1 tablespoon of flaxseed meal with 2.5 tablespoons of water. Let it sit for five minutes.

Step-by-Step Instructions
Preparation Steps
1. Preheating Your Oven
First, set your oven to 350°F (175°C). This heat warms the bars just right.
2. Greasing or Lining the Baking Pan
Next, take a 9x9 inch baking pan. Grease it with butter or spray. You can also line it with parchment paper. This step makes it easy to lift out the bars later.
Mixing Ingredients
1. Combining Dry Ingredients
In a large bowl, mix the dry ingredients. Add the graham cracker crumbs, flour, brown sugar, granulated sugar, baking powder, and salt. Stir them together well.
2. Mixing Wet Ingredients
In another bowl, whisk the melted butter, egg, and vanilla extract. Mix until it looks smooth and creamy.
Assembling and Baking
1. Layering the Cookie Mixture
Take half of the cookie mixture and spread it in the baking pan. Press it down firmly to create a base layer.
2. Adding the Marshmallow Crème and Toppings
Now, dollop the marshmallow crème over the cookie base. Spread it gently with a spatula. Then, sprinkle mini marshmallows on top.
3. Baking Time and Techniques
Crumble the rest of the cookie dough over the marshmallows. Bake for 25–30 minutes. Look for a golden-brown top. A toothpick should come out mostly clean from the edges. After baking, let the pan cool for 15 minutes before slicing into bars.
Tips & Tricks
Perfecting Your S'mores Bars
Ensuring Chewy Texture To get that perfect chewiness, do not overmix your dough. Mix just until the dry and wet ingredients blend. This keeps your bars soft and chewy. Also, use melted butter for a richer taste and better texture.
Avoiding Overbaking Keep an eye on your bars while they bake. Bake them until the top turns golden brown. A toothpick should come out mostly clean but with some gooey bits. This ensures they stay soft inside.
Presentation Ideas
Serving Suggestions Serve these bars warm for the best experience. You can drizzle some chocolate syrup on top. A sprinkle of graham cracker crumbs adds a nice touch too. Cut them into squares for easy serving.
Garnishing Options Top your bars with mini marshmallows or extra chocolate chips. A scoop of vanilla ice cream on the side can make it even better. These small extras make your dessert feel special.
Common Mistakes to Avoid
Ingredient Measurement Errors Always measure your ingredients carefully. Too much flour can make your bars dry. Use a kitchen scale for precise measurements if you can.
Layering Tips When layering, press down the cookie mixture firmly. This helps the layers stick together. Dollop the marshmallow crème gently to avoid breaking the cookie base. Make sure to spread it evenly for the best taste.
Pro Tips
- Use Fresh Ingredients: Ensure your marshmallow crème and chocolate chips are fresh for the best flavor and texture.
- Let It Cool: Allow the bars to cool completely in the pan before slicing to ensure clean edges and prevent them from falling apart.
- Experiment with Flavors: Feel free to add nuts, peanut butter, or different types of chocolate to customize your s'mores bars.
- Store Properly: Keep leftover bars in an airtight container at room temperature for up to 5 days for optimal freshness.
Variations
Flavor Variations
Enhance your chewy baking s'mores bars with fun flavors.
- Adding Peanut Butter Chips: Mix in 1 cup of peanut butter chips with your chocolate chips. This adds a rich, nutty taste to your bars. It pairs well with marshmallow crème and gives a nice twist.
- Using Different Types of Chocolate: You can use milk chocolate, dark chocolate, or even white chocolate. Each type offers a unique taste. Experiment with combinations for a fun flavor surprise.
Dietary Alternatives
You can easily adapt this recipe for different diets.
- Gluten-Free Version: Use gluten-free graham cracker crumbs and a gluten-free flour blend. This way, everyone can enjoy these tasty bars without worry.
- Vegan Adaptations: Swap the egg for a flax egg or applesauce. Use vegan butter and dairy-free chocolate chips. This way, your bars can be enjoyed by vegans too.
Seasonal Twists
Make your s'mores bars fit the season.
- Fall-Flavored S'mores Bars: Add spices like cinnamon and nutmeg. You can also mix in chopped apples or pumpkin puree for a cozy fall treat.
- Summer Berry S'mores Bars: Toss in fresh berries like strawberries or raspberries. This gives a refreshing taste and bright color to your bars, perfect for summer gatherings.
Storage Info
Storing Leftovers
To keep your chewy s'mores bars fresh, store them properly. Place the bars in an airtight container. This helps keep moisture in and air out. If you have a lot left, you can stack them with parchment paper between layers. This prevents them from sticking together.
Freezing Instructions
You can freeze s'mores bars for later enjoyment. To freeze, wrap each bar in plastic wrap. Then, place them in a freezer-safe bag. Make sure to remove as much air as possible. When you want to eat them, take out a bar and let it thaw at room temperature. This will help it regain its chewy texture.
Shelf Life
At room temperature, these bars last about 3 to 5 days. Keep them in a cool, dry place away from sunlight. If you store them in the fridge, they can last up to a week. The cold can help maintain their flavor and texture. Just remember to bring them back to room temp for the best taste!
FAQs
Common Questions About Chewy S'mores Bars
Can I use homemade marshmallow crème? Yes, you can use homemade marshmallow crème. It can add a fresh taste. Just ensure it spreads easily.
How do I make my bars less gooey? To make your bars less gooey, bake them a bit longer. Just check for a golden top. Let them cool completely before cutting.
What can I serve alongside s'mores bars? Serve s'mores bars with vanilla ice cream or fresh fruit. A drizzle of chocolate syrup works great too.
Baking Process Questions
What is the best way to know when they are done? Check for a golden brown top. Insert a toothpick in the center. It should come out mostly clean.
Can I double the recipe for a larger batch? Yes, you can double the recipe. Just use a larger pan. Adjust the baking time if needed.
Ingredient-Specific Queries
Can I use coconut flour instead of all-purpose flour? Coconut flour is not a direct swap. It absorbs a lot of liquid. Use it with care or stick to all-purpose flour.
What is the best chocolate to use for s'mores bars? Semi-sweet chocolate works best for a balanced flavor. Milk chocolate can be sweeter and richer. Choose based on your taste!
S'mores bars are fun and easy to make. We covered the main ingredients, like graham cracker crumbs and chocolate chips. I shared tips for perfect chewy texture and how to store leftovers. You can also try fun variations or adaptations for specific diets. Keep these ideas in mind for your next baking session. Enjoy your delicious s'mores bars!