Delightful Peanut Butter S'mores Cookies

Featured in Treats That Make Everything Better.

Take s'mores up a notch with these cookies featuring soft graham peanut butter bases and a gooey combo of chocolate, marshmallows, and peanut butter.
Clare Recipes
Updated on Mon, 10 Mar 2025 15:55:46 GMT
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Stack of Peanut Butter S'mores Cookies | recipesclare.com

These peanut butter s'mores sandwich cookies were created during a rainy summer day when traditional campfire s'mores weren't possible. By combining classic s'mores ingredients with rich peanut butter cookie dough, these treats offer the perfect blend of familiar flavors in an innovative cookie format. The soft-baked cookies maintain their texture for several days, while the decadent filling creates an irresistible combination.

These cookies have proven to be crowd pleasers at gatherings and events. Their irresistible combination of flavors keeps people coming back for more, making them a standout dessert that draws compliments and recipe requests.

Essential Ingredients

  • Softened butter - properly room temperature for ideal creaming
  • Creamy peanut butter - provides rich flavor throughout
  • White sugar - creates crisp cookie edges
  • Brown sugar - ensures soft centers and caramel notes
  • Large eggs - bind ingredients perfectly
  • Pure vanilla extract - enhances overall flavor
  • All-purpose flour - gives cookies proper structure
  • Graham cracker crumbs - delivers authentic s'mores taste
  • Baking soda - provides ideal rise
  • Salt - balances sweetness
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Peanut Butter S'mores Sandwich Cookies Homemade | recipesclare.com

Filling Components

  • Mini marshmallows - perfect melting size
  • Semi-sweet chocolate chips - ideal chocolate balance
  • Additional peanut butter - enriches filling texture

Preparation Method

Preheat oven to 350°F and prepare baking sheets with parchment paper.
Thoroughly cream butter, peanut butter, and both sugars until light and fluffy.
Incorporate eggs one at a time, followed by vanilla extract.
Combine dry ingredients in separate bowl for even distribution.
Gradually mix dry ingredients into wet mixture in three additions.
Form walnut-sized dough balls and flatten slightly.
Bake 10-12 minutes until edges are lightly golden.
Cool cookies completely before filling.
Melt chocolate chips with peanut butter in microwave, stirring frequently.
Fold in mini marshmallows while mixture is warm.
Once slightly cooled, spread filling between cookie pairs.

Recipe development revealed that finely ground graham cracker crumbs work better than chunks, and mini marshmallows create the ideal filling consistency compared to larger marshmallows cut into pieces.

Serving Suggestions

Serve cookies at room temperature or briefly warmed for 8 seconds in the microwave. They pair excellently with vanilla ice cream for a delightful temperature contrast. For presentation, arrange on a tiered serving plate for an impressive display.

Variations

Consider using crunchy peanut butter for added texture. During holiday season, incorporate peppermint extract into the filling. Alternatively, substitute Nutella for peanut butter in the filling for a hazelnut-chocolate variation.

Storage Instructions

Layer cookies between parchment paper in an airtight container. They maintain freshness at room temperature for 3-4 days. Avoid refrigeration unless necessary, as it hardens the filling. Unbaked cookie dough can be frozen and baked directly from frozen, adding one minute to baking time.

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Easy Peanut Butter S'mores Sandwich Cookies | recipesclare.com

Multiple test batches have refined this recipe to achieve the perfect balance of peanut butter, chocolate, and marshmallow. The combination has proven so popular that it's become a frequently requested treat for special occasions and everyday enjoyment.

Frequently Asked Questions

→ Can I prep these cookies in advance?
Totally! Bake the cookies 2-3 days before and store them airtight. Put them together with the filling right before you want to eat them, so they stay fresh and perfect.
→ How should I store the finished cookies?
Keep them in a single airtight layer at room temp for 3 days. If stacking, put parchment paper between layers. You can refrigerate for up to 5 days, but let them warm up before eating for the best taste.
→ Will natural peanut butter work here?
You can use it, but it might make the cookies and filling feel different. For the best texture, stick with a regular, creamy peanut butter brand, like Jif or Skippy.
→ Any tips for making perfectly round cookies?
To make them super neat, trim the cookies with a round cutter right after they come out of the oven and are still soft. Or you can roll the dough into balls and flatten them before baking.
→ Can I switch up the ingredients?
Sure thing! Add some chopped peanuts for crunch or swap out milk chocolate for dark chocolate. You could even try chocolate graham crackers or drizzle some melted chocolate on top for a fancy finish.

Peanut Butter S'mores Cookies

Soft graham cracker peanut butter cookies stuffed with a marshmallow-chocolate-peanut butter filling. Perfect for a simple twist on the beloved s'mores.

Prep Time
25 Minutes
Cook Time
12 Minutes
Total Time
37 Minutes

Category: Sweet Stuff

Difficulty: Intermediate

Cuisine: American

Yield: 24 Servings (24 sandwich cookies)

Dietary: Vegetarian

Ingredients

→ Cookie Dough

01 1 cup of brown sugar, packed tightly
02 1 cup of white sugar
03 1 cup of butter, leave out to soften
04 1 cup of creamy peanut butter
05 2 large eggs
06 1 teaspoon vanilla flavoring
07 1½ cups of regular flour
08 1½ cups of crushed graham crackers
09 1 teaspoon baking soda
10 ½ teaspoon fine salt

→ Marshmallow Chocolate Filling

11 ¼ cup of smooth peanut butter
12 1 cup of tiny marshmallows
13 ½ cup of chocolate chips

Instructions

Step 01

Fire up the oven to 350°F (175°C) and line your baking sheets with parchment paper for non-stick cookies.

Step 02

Use a big mixing bowl and an electric mixer to whip up the butter, peanut butter, white sugar, and brown sugar. Keep mixing for 2-3 minutes until it's fluffy and smooth.

Step 03

Beat in each egg one at a time, making sure each is well blended before adding the next. Stir in the vanilla extract until everything looks combined.

Step 04

In a medium bowl, combine the baking soda, graham cracker crumbs, flour, and salt by giving it a good whisk until they're evenly mixed.

Step 05

Gradually pour the dry mixture into the wet, using low speed until just mixed. Don’t overdo the mixing here.

Step 06

Shape 1-inch cookie balls using a spoon or cookie scoop. Pop them onto your baking tray about 2 inches apart and lightly press them down with your hand or the back of a cup.

Step 07

Bake the cookies in the preheated oven for 10-12 minutes. Look for golden edges and soft centers to know they’re ready. Don’t overcook—the cookies will firm as they cool.

Step 08

Let the cookies sit on the baking trays for 5 minutes, then transfer them to a cooling rack until fully cooled.

Step 09

With a microwave-safe bowl, heat peanut butter and chocolate chips in short 20-second bursts. Stir after each round until it's melted and smooth.

Step 10

Once the chocolate mix cools but hasn’t solidified yet, stir in the mini marshmallows. Leave it for 5-10 minutes to thicken just enough to spread.

Step 11

Flip half your cookies upside down. Spread a couple teaspoons of filling onto the flat side of each. Top with another cookie, gently pressing to make sandwiches.

Step 12

Place the sandwiches in a cool spot for 30 minutes so the filling firms up before biting into them.

Notes

  1. To add a classic s’mores touch, you can lightly toast the mini marshmallows using a broiler before mixing them in.
  2. These spread out while baking, so leave enough room between them on the baking tray.
  3. The graham cracker crumbs are what bring that iconic s'mores texture and flavor to the dough.
  4. Keep the finished cookies in a sealed container on the counter for up to three days.

Tools You'll Need

  • An electric mixer, handheld or stand
  • A couple of baking trays
  • Parchment paper for lining
  • Bowls for mixing
  • Measuring cups and spoons
  • A scoop or spoon for shaping cookies
  • A cooling rack
  • A microwave-safe bowl

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • This contains wheat from the flour and graham crackers.
  • It has peanuts, thanks to the peanut butter.
  • Butter and chocolate chips bring dairy into the recipe.
  • There are also eggs in the mix.
  • Chocolate chips may include soy.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 315
  • Total Fat: 19 g
  • Total Carbohydrate: 34 g
  • Protein: 6 g