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Aug 5, 2023

Indoor S'mores Bars

These Indoor S'mores Bars are ridiculously decadent. Plus, they are also super easy to make. 

Indoor S'mores Bars stacked on a small plate.


The second best part of making these bars? They don't require baking.... or a campfire! 

These bars are comprised of an amazing mixture of chopped graham crackers, butter, marshmallows, and chocolate chips, all of the components for S'mores in a bar. 

Melt some chocolate, chop up some graham crackers, throw in some marshmallows and mini chocolate chips, and glaze the entire concoction with more chocolate. Heavenly.

Indoor S'mores Bars on little plates.


These bars are named "indoor" because you don't need to be at a cookout or on camping trip to make them. All you need is a double boiler or a microwave in the comfort of your own kitchen.. any time of year. 

That's excellent news for me, because camping is not, nor has it ever been, my "thing." Actually, I did get sent to summer camp as a girl (where I first learned about S'mores), and I did go to weekend mother/daughter camps to Catalina with my daugher for the YMCA Indian maiden program, but the camp involved cabins, indoor plumbing, and a mess hall. 

And I was much younger then. 

Indoor S'mores Bars Ingredients in bowls. Marshmallows, chips, and graham cracker pieces.


Ingredients in these S'mores Bars:

Chocolate Chips: I used a combination of milk and semi-sweet chocolate chips, but you can use either. The milk chocolate adds the traditional Hershey Bar flavor. 

You will also need some mini chocolate chips to mix into the bars. If you can't find, or don't have mini chocolate chips, you can chop up some regular-sized chocolate chips to add the the mix. 

Graham Crackers: You will need the equivalent to one sleeve of Graham crackers. Chop them up into 1/4 inch or so pieces and add them to the chocolate mixture, crumbs and all. You can reserve some of the crumbs if you like for sprinkling over the top of the assembled bars before chilling. 

Mini Marshmallows: Just mix them into the chocolate and Graham cracker mixture. 

Butter: Add butter to the melted chocolate before adding the crackers and marshmallows. 

Boiling Water: Believe it or not, to melt the chocolate chips, you add some boiling water. You don't normally think of mixing chocolate and water, but it works in this recipe. The water both melts the chocolate and helps the chocolate remain soft after chilling. 

Indoor S'mores Bars in a Foil-lined Pan after chilling.


Tips for Making these Bars:

After measuring out the ingredients, the first step is to pour boiling water over the chocolate chips in a large bowl to melt the chocolate. While just adding the boiling water should work for melting the chips, if you are not satisfied with the consistency, feel free to microwave the mixture in 30 second increments to get the consistency you like. 

You will also need to measure out about 3/4 cup of the chocolate mixture and reserve it for the glaze on top. I found that by re-warming the reserved chocolate in the microwave in a glass measuring cup, it was much easier to pour and distribute. 

To cut up the Graham crackers, use a hollow edge chef's santuko knife. You can cut the crackers into 1/4 inch thick strips and then break them up into different sized pieces. 

Indoor S'mores Bars on a wooden cutting board partially cut.


You will need an eight inch by eight inch square cake pan for making the bars. Line it with foil and spray the foil with spray oil. 

After chilling the pan, it is super easy to lift and transfer the big square to a cutting board and slide the foil out from under. 

You'll need a large chef's knife to cut the large square into smaller bars. You should place it over the top of the large chilled bar, and then press it down to cut through the chocolate. It's better not to saw back and forth. 

If necessary, you can heat the knife with hot water and wipe it dry between each cut. 

Assorted Indoor S'mores Bars on mini plates.


Once you've cut the dessert into smaller bars, place them into an airtight container and keep them chilled until ready to serve. 

Variations:

For a rocky road twist on these bars, you can add a cup of slivered almonds. 

Instead of using Graham crackers, you could substitute some chopped Golden Grahams cereal

For a salty and sweet twist, add some chopped pretzel sticks and drizzle some caramel over the tops of the finished bars. 

Storage:

These bars are best kept in the refrigerator until just a few minutes before serving. After awhile, they will begin to melt. 

These bars can also be frozen for up to two months. 

More S'mores Recipes You May Also Enjoy:

August 10 is National S'mores Day. Let's celebrate! 

S'mores Brownies

S'mores Muffins




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Smashing S'mores Recipes


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A few Indoor S'mores Bars on a blue plate.



Indoor S'mores Bars

Indoor S'mores Bars
Yield: 16 bars
Author: Karen's Kitchen Stories
Prep time: 30 MinInactive time: 2 HourTotal time: 2 H & 30 M
These Indoor S'mores Bars are ridiculously decadent. Plus, they are also super easy to make.

Ingredients

  • 1 cup semi sweet chocolate chips
  • 1 1/2 cups milk chocolate chips
  • 1 teaspoon espresso powder or instant coffee granules
  • 2/3 cup boiling water
  • 1/4 cup unsalted butter, softened and cut into pieces
  • 1/2 cup semi sweet mini chocolate chips
  • 2 cups graham crackers that have been cut into 1/8 to 1/4 inch pieces (measure after they have been cut into pieces)
  • 2 1/2 cups mini marshmallows

Instructions

  1. Line an 8 inch square cake pan with foil and spray it with spray oil.
  2. In a large glass bowl, mix together the chocolate chips, with the exception of the mini chocolate chips.
  3. Sprinkle the espresso powder over the chips.
  4. Pour the boiling water over the chips and let the mixture sit for a few minutes.
  5. Stir until the chocolate has melted, and then add the butter and continue to stir until smooth. See note.
  6. Set aside 3/4 cup of the chocolate mixture for the glaze. See note.
  7. Mix the mini chocolate chips and Graham crackers into the remaining chocolate mixture, and then add the marshmallows.
  8. Pour the mixture into the foil lined cake pan and spread evenly with a spatula.
  9. Evenly pour the chocolate glaze (rewarm if necessary) over the mixture and spread it over the top. Let the mixture cool.
  10. Cover with plastic wrap and refrigerate for at least 2 hours.
  11. Cut into 16 squares.
  12. Keep in the refrigerator until ready to serve.

Notes

See the post regarding reheating the chocolate mixture and glaze if necessary in the microwave.

Nutrition Facts

Calories

302.47

Fat (grams)

15.98 g

Sat. Fat (grams)

9.25 g

Carbs (grams)

38.98 g

Fiber (grams)

1.44 g

Net carbs

37.54 g

Sugar (grams)

27.41 g

Protein (grams)

1.93 g

Cholesterol (grams)

9.15 mg
S'mores, chocolate,
dessert
American
Did you make this recipe?
Tag @karenskitchenstories.com on instagram and hashtag it #karenskitchenstories


Recipe adapted from Simply Sensational Cookies by Nancy Baggett (2012). The book is truly that, sensational. I've made several of the recipes and had loved every one. 

Nancy is an author of at least 14 cookbooks and has won many awards for her writing. 


Post first published July, 2014 and completely updated August, 2023. 


Would you like to comment?

  1. Oh yum! I'd rather have these than regular s'mores.

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  2. Oh my goodness... I smell an addiction coming on, Karen. LOVE!

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    Replies
    1. Thanks Becca. I have to keep them in the garage fridge so I'll not get too tempted.

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  3. I love the addition of the bitter espresso powder, Karen. I loved s'mores as a child but often find them too sweet nowadays. The espresso would balance that nicely for me!

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    Replies
    1. That and the dark chocolate. Thanks Stacy!

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  4. Nothing better than a smores and I love your version even more!!

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  5. I love S'mores and these are a great way to make them without turning on any heat source!

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  6. Oh these look fantastic! Love the idea of smores without the kids having to stand in front of a fire waiting for the marshmallow to melt.

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    Replies
    1. And having the marshmallows fall in the fire. =)

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  7. I really like the sound of your cookies, chocolate and coffee yum.

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    Replies
    1. You can't really taste the coffee, but it totally enhances the chocolate.

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  8. Hi Karen, oh these look wonderful, my family would love these. Pinned!

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    Replies
    1. They are one of my favorite recipes lately.

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  9. Replies
    1. It's hard not to visit them and shave off sliver after sliver.

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  10. that looks so dangerously delicious! Yum!

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  11. Yay! Indoor s'mores! These look very decadent and right up my families alley! Woohoo!

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  12. Wow, these look irresistible. I think I'll get my kids to make a batch. Such a great take on the campfire version.

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  13. S'mores are one of my favorite summer treat and love your twist on the classic recipe. Now we can enjoy s'mores year round, no campfire needed.
    Thanks for brining them to this month's #chocolateparty

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  14. I happen to love camping, but I think I would love a slice of these bars when i'm at home anyway!

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  15. We make these but ours are called rocky road fudge

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  16. It almost reminds me of chocolate salami. But easier to make. Looks super delicious!

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