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4.50 from 36 votes

S’mores Bars

These s’mores bars are the perfect treat when you are craving s’mores but do not have a campfire. The bars are made with graham cracker cookie dough, marshmallow fluff and milk chocolate for the classic s’mores flavor. This dessert is fun to make for camping, bake sales and summer picnics.

s'mores bars featured image

S’mores Bars

The flavor of s’mores always reminds me of summer and fun times with great friends. The classic s’mores combination of graham crackers, milk chocolate and toasted marshmallows will transport you back to your childhood.

These s’mores bars are incredibly easy to make and do not require a campfire. The bars are made with chewy graham cracker cookie dough and smothered in marshmallow fluff and milk chocolate.

I highly recommend making these bars for bake sales, camping, picnics, and parties. From start to finish, the bars come together in less than an hour! If you need a quick and delicious dessert, this is a must-try recipe!

Ingredients for S’mores Bars

  • Unsalted butter: Room temperature, softened butter.
  • Light brown sugar
  • Eggs: Large eggs, room temperature.
  • Vanilla extract: Use pure vanilla extract for the best vanilla flavor.
  • All-purpose flour
  • Graham cracker crumbs: Finely crushed graham crackers.
  • Baking soda: Leavening agent to help the bars rise.
  • Salt
  • Marshmallow fluff: Use marshmallow fluff (marshmallow creme) to add the marshmallow element to these bars.
  • Milk chocolate chips: You can use your favorite type of chocolate chips or chocolate chunks.
s'mores bars

How to Make S’mores Bars

To make the cookie dough for the s’mores bars, I recommend using an electric hand mixer or stand mixer fitted with a paddle attachment.

Here is the basic breakdown of the steps involved in this recipe!

  1. Preheat the oven to 350 degrees F. Prepare a 9×13 baking pan with nonstick cooking spray and parchment paper.
  2. In a large bowl, cream together unsalted butter and brown sugar until light and fluffy. Add eggs and vanilla extract to the butter mixture and mix until smooth.
  3. In a separate bowl, whisk together all-purpose flour, graham cracker crumbs, baking soda and salt. Add the flour mixture to the wet ingredients and mix on low speed until just combined.
  4. Spread 2/3 of the graham cracker cookie dough into the prepared baking dish into an even layer. Spread the marshmallow fluff over the cookie dough and sprinkle with the milk chocolate chips. Crumble the remaining cookie dough over the chocolate chips.
  5. Bake the s’mores bars for approximately 30 minutes until golden brown on the top. Remove from the oven and cool in the pan to room temperature. Cut the bars into squares and enjoy!
s'mores bars stack

S’mores Bars Recipe Tips

Prepare the baking pan for easy bar removal

My favorite way to prepare baking pans is to use nonstick cooking spray and parchment paper sheets. Line the bottom and sides with parchment paper. Be sure that the parchment extends up the sides of the pan for easy removal.

Graham cracker crumbs

To make the graham cracker crumbs, I recommend using a food processor. You will want the crumbs to be very fine.

Storing and serving

The bars can be stored in an airtight container at room temperature for about 2 to 3 days. Serve the bars at room temperature or briefly heat in the microwave the make the marshmallow gooey and the chocolate chips melty.

s'mores bars in pan

Click here to see a quick video on how to make these s’mores bars! Follow Cake Me Home Tonight on TikTok, Instagram, and YouTube for more recipe videos and baking tutorials!

s'mores bars featured image
recipe
4.50 from 36 votes
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S’mores Bars

Prep Time 15 minutes
Cook Time 30 minutes
Yield: 24 bars
These s'mores bars are the perfect treat when you are craving s'mores but do not have a campfire. The bars are made with graham cracker cookie dough, marshmallow fluff and milk chocolate for the classic s'mores flavor. This dessert is fun to make for camping, bake sales and summer picnics.

Ingredients 

  • 1 cup (227 g) unsalted butter room temperature
  • 1 ½ cups (330 g) light brown sugar
  • 2 (2) eggs room temperature
  • 2 tsp (2 tsp) vanilla extract
  • 2 cups (250 g) all-purpose flour
  • 2 cups (168 g) graham cracker crumbs
  • 1 tsp (1 tsp) baking soda
  • ½ tsp (0.5 tsp) salt
  • 3 cups (381 g) marshmallow fluff (marshmallow creme)
  • 12 oz (340 g) milk chocolate chips

Instructions

  • Preheat the oven to 350℉. Prepare a 9×13 baking pan with nonstick cooking spray and parchment paper.
  • In a large mixing bowl, cream together room temperature unsalted butter and light brown sugar for a few minutes until light and fluffy. Add in eggs and vanilla extract and mix until smooth.
  • In a separate bowl, whisk together all-purpose flour, graham cracker crumbs, baking soda and salt. Add the flour mixture to the butter mixture and mix on low speed until a soft dough forms.
  • Spread ⅔ of the graham cracker cookie dough into an even layer in the prepared baking pan. Spread the marshmallow fluff over the cookie dough and sprinkle with the milk chocolate chips. Crumble the remaining ⅓ of the cookie dough over the chocolate chip layer. The marshmallow fluff and chocolate chips will show through.
  • Bake the s'mores bars for approximately 30 minutes until the bars are golden brown. Remove from the oven and allow the bars to cool in the pan to room temperature. Remove the bars from the pan and cut into squares.

Notes

S’mores bars can be stored in an airtight container at room temperature for 2 to 3 days. Serve at room temperature or heat in the microwave for 10 seconds. 
Metric conversions are calculated automatically. I cannot guarantee the accuracy of this information.

Made This Recipe?

Please leave a comment with a star rating to let me know how you enjoyed the recipe!

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About Courtney

Baker | 80s Lover | Cookbook Author

Courtney is a self-taught home baker and cookbook author of “Girls Just Wanna Bake Cupcakes”. She loves to create new and unique recipes while simultaneously listening to 80s music.

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4.50 from 36 votes (30 ratings without comment)

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Recipe Rating




20 Comments

  1. 4 stars
    Very tasty and rich! A little too much marshmallow fluff for my taste. Next time I will reduce the amount to 2 c. I added 1 rough chopped Hershey bar on top too.
    Maybe my oven runs hot but these were done baking at 22 min.

    JRB

    1. Thank you for trying the recipe! Definitely adjust it to your taste!

    1. Hi Janet! The bars can be frozen! I recommend wrapping them well in plastic wrap and then storing them in an airtight container in the freezer to prevent freezer burn.

  2. Listen this was a 10 at my house and that’s really saying alot around here , I also took some to a friend , and he asks me everytime I see him,, when I’m bringing more ,lol! I’m bout to make it again right now. FYI you prolly need to cook an extra 10 to 15 mins

    1. So happy to hear everyone is enjoying the recipe! It’s one of my personal favorites!

  3. How much marshmallow cream do I need? 3 cups seems like a lot.

    1. Hi Cindy! You will need 3 cups of marshmallow cream for the recipe as written. If you would like to change that amount, you are certainly welcome to! Because it is a 9×13 pan, you need a good amount to cover the entire top.

      1. How many ounces of marshmallow cream is equal to 3 cups?

        1. Hi Shana! It looks to be about 13 ounces or so.

    1. So glad you enjoyed the recipe!

  4. 5 stars
    Great Smores treat! Easy to follow recipe and were a hit at a summer gathering. Will definitely make again.

    1. Hi Tonia! So happy to hear you enjoyed the recipe! It is one of my favorites because it is so easy and so good!

  5. Kristen J says:

    5 stars
    Made these for the 4th of July and they were an absolute hit! My friend told me she’s still thinking about them today 😆 I put the fluff in the microwave for 10 seconds to make it a little easier to work with. Will definitely be making these again!

    1. Hi Kristen! So happy to hear you enjoyed the recipe! They are definitely addictive! Love that tip for the fluff!

  6. 5 stars
    Delicious! Great 4th of July Treat!

    1. Hi Courtney! So happy to hear you enjoyed the recipe! Perfect for the 4th!

  7. Anonymous says:

    5 stars
    These are absolutely amazing.

    1. So glad you enjoyed the recipe! It is one of my new favorites!!!!

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