As the holiday season wraps us in its warm embrace, the kitchen is often where the magic happens. I can still recall the delightful chaos of baking with loved ones, laughter echoing as we whipped up sweet treats for our gatherings. This year, I’m excited to share a recipe that not only brings the spirit of the season to life but also caters to various dietary preferences: Festive Chocolate Marshmallow Christmas Bars.
Imagine the rich scent of cocoa mingling with toasted graham crackers, the playful burst of chewy marshmallows, and a hint of chocolate that melts in your mouth. In just 45 minutes, you can create a batch of these irresistible bars that will charm your family and friends. Best of all, they can be customized to suit any eater—whether you’re looking for a nut-free snack, a gluten-free delight, or a vegan twist. Perfect for cozy nights in or festive party trays, these bars encapsulate the joy of homemade treats without the fuss. Let’s dive into this easy, crowd-pleasing recipe that promises to become a new holiday favorite!
Why Are These Christmas Bars a Must-Try?
Delightfully Customizable: Tailor this recipe to your dietary needs with nut-free, gluten-free, or vegan adaptations.
Quick and Easy: In just 45 minutes, you’ll create a delicious treat that fits perfectly into your holiday schedule.
Irresistible Flavor: The combination of chocolate, marshmallows, and graham crackers delivers an unforgettable taste experience.
Crowd-Pleaser: These bars are sure to impress at any holiday gathering, leaving guests craving more.
Convenient Make-Ahead Option: Bake in advance and store for busy days or surprise guests, making the season stress-free.
Perfect Pairing: Serve with hot cocoa or ice cream to elevate your festive celebrations, or sprinkle with powdered sugar for extra flair!
Christmas Bars Ingredients
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For the Base
Graham Cracker Crumbs – Provides a sweet, crunchy texture; crush whole crackers for the freshest taste.
Unsweetened Cocoa Powder – Adds a rich, deep chocolate flavor; opt for high-quality cocoa for more intensity.
Powdered Sugar – Sweetens the mixture and ensures a smooth texture; it’s essential for that melt-in-your-mouth experience.
Unsalted Butter (Melted) – Binds everything together with richness; use melted coconut oil for a dairy-free substitute. -
For the Filling
Sweetened Condensed Milk – Creates a chewy texture while adding moisture and sweetness; ensure it’s well mixed into the base.
Mini Marshmallows – Adds fun and chewiness; opt for mini for better distribution throughout the bars.
Chocolate Chips – Infuses extra chocolatey goodness; feel free to select between dark, milk, or white chocolate based on your preference.
Chopped Nuts (optional) – Adds delightful crunch; omit for a nut-free adaptation or if allergies are a concern.
How to Make Christmas Bars
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Preheat Oven: Begin by setting your oven to 350°F (175°C) to prepare for even baking, ensuring that your festive bars are cooked to perfection.
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Mix Dry Ingredients: In a large bowl, whisk together graham cracker crumbs, cocoa powder, and powdered sugar. This step avoids lumps and gives your base a smooth, delectable texture.
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Incorporate Wet Ingredients: Pour in the melted butter and sweetened condensed milk, stirring until everything is well combined. You’ll know it’s ready when you get a thick, sticky batter.
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Add Mix-ins: Gently fold in mini marshmallows, chocolate chips, and chopped nuts, if using. Make sure to distribute everything evenly without overmixing to keep that lovely chewy texture.
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Spread and Bake: Pour the mixture into a greased 9×13 inch pan, smoothing the top with a spatula. Bake for 25-30 minutes until the edges are set, and the center holds firmness.
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Cool and Cut: Allow your delicious Christmas Bars to cool completely in the pan before slicing them into squares. This ensures clean cuts and preserves their chewy goodness.
Optional: Dust with powdered sugar before serving for an extra festive touch.
Exact quantities are listed in the recipe card below.

How to Store and Freeze Christmas Bars
Room Temperature: Store the Christmas Bars in an airtight container at room temperature for up to 3 days to retain their deliciously chewy texture.
Fridge: If you prefer, these bars can be refrigerated for up to one week; allowing the flavors to meld even further, just make sure they’re covered well.
Freezer: For longer storage, freeze the bars in an airtight container or wrap them individually for up to 3 months. Thaw in the fridge or at room temperature before enjoying.
Reheating: To warm up the bars, gently microwave for a few seconds—just enough to melt the chocolate slightly without drying them out.
What to Serve with Christmas Bars?
The perfect festive bar deserves the finest companions to create an unforgettable holiday experience.
- Hot Cocoa: This classic warm drink features rich chocolate flavors that harmonize beautifully with the sweet, chewy bars. Imagine curling up by the fire with a steamy mug in hand!
- Ice Cream: Pair these bars with velvety vanilla or peppermint ice cream to create a delightful contrast of temperatures and textures. The melt-in-your-mouth experience will leave everyone wanting more.
- Whipped Cream: A dollop of fresh whipped cream not only adds elegance but also complements the richness of the bars with its light and airy texture. Perfect for a festive dessert spread!
- Peppermint Bark: For an added holiday twist, serve alongside crunchy peppermint bark for a delightful blend of flavors. The cool mintiness will elevate your dessert table.
- Fruit Salad: Brighten up the table with a vibrant fruit salad. The fresh, juicy elements provide a refreshing contrast to the rich chocolatey bars, balancing indulgence with health.
- Coffee or Espresso: A cup of robust coffee or a shot of espresso serves as a lovely counterpoint to the sweetness of the Christmas Bars, elevating your entire holiday feast.
- Spiced Apple Cider: This warm, fragrant drink fills your home with the scents of the season, offering a cozy pairing with the chocolatey delight of the bars.
- Dusted with Powdered Sugar: A light dusting of powdered sugar can serve as a simple yet elegant touch, making your bars look as festive as they taste!
Enjoy the magic of the season with these delightful pairings as you savor every bite of your Christmas Bars!
Expert Tips for Christmas Bars
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Melt Butter Well: Ensure the butter is fully melted for a smooth, lump-free batter. This is crucial for a uniform texture in your Christmas Bars.
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Use Quality Cocoa: Opt for high-quality unsweetened cocoa powder to deepen the chocolate flavor, enhancing the overall taste of your bars.
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Cool Completely: Always allow the bars to cool completely before cutting. This prevents crumbling and ensures clean, even squares for serving.
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Don’t Overmix: When adding mix-ins, gently fold in marshmallows, chocolate chips, and nuts to maintain the chewy texture of your Christmas Bars.
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Customize with Care: Feel free to experiment with different mix-ins, but keep in mind that adding too many can alter the balance of flavors and textures.
Make Ahead Options
These Christmas Bars are ideal for busy home cooks looking to save time during the holiday rush! You can prepare the mixture up to 24 hours in advance—simply combine the dry ingredients and mix them with the wet ones, then refrigerate the batter to keep it fresh. For added convenience, bake the bars and let them cool completely, then store in an airtight container at room temperature for up to 3 days or freeze them for up to three months. To maintain that delicious chewy texture, wait until you’re ready to serve before cutting them into squares. Just allow them to thaw at room temperature if frozen, and they’ll be just as delightful as when they were freshly made!
Christmas Bars Variations
Feel free to get creative and adapt this recipe to suit your taste and dietary needs!
- Nut-Free: Omit nuts entirely and add extra chocolate chips for delightful bites of texture. You won’t miss the crunch!
- Gluten-Free: Swap graham cracker crumbs for almond flour or gluten-free graham cracker crumbs to accommodate gluten-sensitive friends and family.
- Vegan: Replace melted butter with coconut oil and opt for a homemade vegan sweetened condensed milk to enjoy deliciously dairy-free bars.
- Mint Chocolate Twist: Incorporate a teaspoon of peppermint extract into the mix for a fresh burst of mint flavor that’s perfect for the holidays.
- Fruit and Nut Medley: Mix in dried cranberries or cherries along with your favorite nuts for a colorful, flavorful combination that adds a festive touch.
- Marshmallow Fluff: Substitute mini marshmallows with marshmallow fluff for a smoother, gooier texture that melts in your mouth.
- Coconut-Lovers: Fold in sweetened shredded coconut for an extra layer of chewiness and tropical sweetness that pairs beautifully with chocolate.
- Spicy Kick: Add a pinch of cayenne pepper or chili powder to surprise your guests with a little heat that balances the sweetness wonderfully.

Christmas Bars Recipe FAQs
How do I choose the best graham crackers for my Christmas Bars?
Absolutely! For the best flavor, I recommend using whole graham crackers rather than pre-made crumbs. Look for crackers that are fresh and free from any dark spots or signs of staleness, as this can affect the overall taste of your bars.
What is the best way to store leftover Christmas Bars?
Very good question! Store your Christmas Bars in an airtight container at room temperature for up to 3 days. If you’d like them to last longer, place them in the fridge where they can stay fresh for up to 1 week. The flavors might even deepen, making them extra delightful!
Can I freeze my Christmas Bars for later enjoyment?
You bet! These delectable Christmas Bars can be frozen for up to 3 months. To do so, wrap them tightly in plastic wrap or foil and place them in an airtight container. When you’re ready to enjoy, simply thaw them in the fridge overnight or at room temperature for a few hours.
What if my Christmas Bars crumble when cutting?
Oh no! If your bars crumble, it likely means they weren’t cooled completely before cutting. Allow them to set until they’re at room temperature. To cut cleanly, I suggest using a sharp knife dipped in warm water for a smooth glide through the bars.
Are there any common allergens in Christmas Bars that I should be aware of?
Absolutely! The Christmas Bars contain dairy due to the butter and sweetened condensed milk, and nuts if you choose to add them. For nut-free or vegan adaptions, use melted coconut oil and look for dairy-free condensed milk alternatives. Always read labels carefully to ensure safety for anyone with allergies.
Can I make these bars gluten-free?
Yes, indeed! To create gluten-free Christmas Bars, simply substitute the graham cracker crumbs with gluten-free options like almond flour or gluten-free graham crackers. Make sure to check that all your other ingredients are also certified gluten-free.

Decadent Christmas Bars You’ll Love This Holiday Season
Ingredients
Equipment
Method
- Preheat oven to 350°F (175°C).
- Mix together graham cracker crumbs, cocoa powder, and powdered sugar in a large bowl.
- Incorporate melted butter and sweetened condensed milk until thick and sticky.
- Fold in mini marshmallows, chocolate chips, and chopped nuts, if using.
- Spread mixture in a greased 9x13 inch pan and bake for 25-30 minutes.
- Allow to cool completely in the pan before slicing into squares.
- Optional: Dust with powdered sugar before serving.





