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If you’re a fan of rich, chewy cookies with a delightful dose of peanut butter and chocolate, you are going to absolutely adore this Peanut Butter Brownie Swirl Cookies Recipe. It’s a heavenly combination where the creamy peanut butter meets fudgy brownie flavors, creating a swirl of taste and texture in every bite. Whether you’re baking for a cozy night in or to impress friends and family, these cookies bring the perfect balance of sweetness and a punch of nostalgia, making each moment by the cookie jar a little celebration.

Ingredients You’ll Need
The beauty of this Peanut Butter Brownie Swirl Cookies Recipe lies in its simplicity and the way each basic ingredient works harmoniously to build incredible flavor and texture. From the softness of butter to the richness of cocoa, each component is essential in creating that perfect cookie experience.
- 1 cup unsalted butter, softened: Provides a creamy base and tender crumb to the cookie texture.
- 1 cup granulated sugar: Adds sweetness and helps create that classic cookie crunch on the edges.
- 1 cup brown sugar, packed: Brings a deep, caramel-like flavor and contributes to moistness.
- 2 eggs: Acts as a binding agent, giving structure and richness.
- 1 teaspoon vanilla extract: Enhances and rounds out all the flavors beautifully.
- 1 cup creamy peanut butter: The star ingredient offering that irresistible nutty, creamy essence.
- 2 1/4 cups all-purpose flour: The foundation of the cookie’s shape and chewiness.
- 1/2 teaspoon baking soda: Helps the cookies rise and puff just right.
- 1/2 teaspoon salt: Balances sweetness and heightens flavor.
- 1 cup semi-sweet chocolate chips: Melts to give pockets of gooey chocolate bliss.
- 1/2 cup cocoa powder: Introduces that rich, fudgy brownie element into the swirl.
- 2 tablespoons milk: Keeps the chocolate dough moist and easy to mix.
How to Make Peanut Butter Brownie Swirl Cookies Recipe
Step 1: Prepare Your Oven and Baking Sheets
Start by preheating your oven to 350°F (175°C). This ensures the perfect temperature for the cookies to bake evenly. Line two baking sheets with parchment paper to prevent sticking and make cleanup a breeze.
Step 2: Cream The Butter and Sugars
In a large mixing bowl, beat together the softened unsalted butter, granulated sugar, and brown sugar until the mixture becomes light, fluffy, and perfectly creamy. This step is crucial as it incorporates air, leading to a light yet chewy cookie texture.
Step 3: Add Eggs, Vanilla, and Peanut Butter
Beat in the eggs one at a time, making sure each is fully incorporated before adding the next. Then, stir in the vanilla extract and the rich, creamy peanut butter. This mixture starts to smell heavenly and is the base of that signature peanut buttery goodness.
Step 4: Combine the Dry Ingredients
In a separate bowl, whisk together the all-purpose flour, baking soda, and salt. Mixing these dry ingredients separately helps distribute everything evenly, ensuring every bite tastes just right.
Step 5: Mix Dry Ingredients Into Wet
Gradually blend your dry mix into the wet peanut butter mixture. Stir gently until just combined to avoid overmixing, which can make your cookies tough instead of tender and chewy.
Step 6: Prepare the Brownie Dough Portion
Divide your dough evenly into two bowls. To one half, add the cocoa powder, milk, and semi-sweet chocolate chips. Mix until fully incorporated, creating the rich, fudgy brownie dough that perfectly complements the peanut butter.
Step 7: Create the Swirled Dough Balls
Take about one tablespoon of the peanut butter dough and one tablespoon of the brownie dough. Gently press them together and then roll lightly between your palms to form dough balls with beautiful swirls of peanut butter and chocolate.
Step 8: Arrange on Baking Sheets
Place your swirled dough balls onto the prepared parchment-lined baking sheets, spacing each about 2 inches apart so they have room to spread as they bake.
Step 9: Bake to Perfection
Bake in your preheated oven for 10 to 12 minutes, or until the edges are set and you notice pretty cracks forming on top. The smell filling your kitchen by this point is pure magic.
Step 10: Cool and Enjoy
Once baked, let the cookies cool on the baking sheets for five minutes before transferring them to a wire rack. This resting step helps them firm up just right while maintaining their chewy center. Now, get ready to savor these delightful treats!
How to Serve Peanut Butter Brownie Swirl Cookies Recipe

Garnishes
For an extra-special touch, sprinkle a pinch of flaky sea salt on top of the cookies before baking. The salt perfectly accents the sweet and salty combination of peanut butter and chocolate, elevating flavor complexity beautifully.
Side Dishes
These cookies pair wonderfully with a tall glass of cold milk or a warm mug of coffee or hot chocolate. The creamy, rich drinks complement the chewy cookie texture, making every bite feel even cozier.
Creative Ways to Present
Serve your Peanut Butter Brownie Swirl Cookies Recipe on a rustic wooden board with a scattering of extra chocolate chips and mini peanut butter cups for a party platter. You can also sandwich two cookies together with a layer of peanut butter frosting or marshmallow fluff for a decadent twist.
Make Ahead and Storage
Storing Leftovers
Keep any leftover cookies in an airtight container at room temperature. They will stay soft and delicious for up to 5 days—perfect for enjoying throughout the week without losing their magic.
Freezing
If you want to make these ahead, the dough freezes beautifully. Simply shape the dough balls, freeze them on a tray, then transfer to a freezer-safe bag. When ready, bake the frozen dough adding a couple extra minutes to the cooking time.
Reheating
To bring back that fresh-baked warmth, pop your cookies in the microwave for about 10-15 seconds or in a warm oven for a few minutes. This restores the soft texture and makes the chocolate melty again for a second round of indulgence.
FAQs
Can I use crunchy peanut butter instead of creamy?
Absolutely! Using crunchy peanut butter will add a delightful texture to your cookies with little peanut bits scattered throughout. Just know it might slightly affect the smoothness of the dough, but the flavor will be just as amazing.
Is it possible to make these cookies gluten-free?
Yes, you can swap out the all-purpose flour for a gluten-free all-purpose blend. Make sure your blend includes xanthan gum or a similar binder to maintain the right texture for your Peanut Butter Brownie Swirl Cookies Recipe.
Can I substitute the chocolate chips with something else?
Definitely! You can use white chocolate chips, butterscotch chips, or even chopped nuts for variety. Each substitute will add a unique flavor to your cookies while still complementing the peanut butter and brownie swirls.
How do I prevent my cookies from spreading too much?
Chilling the dough for at least 30 minutes before baking helps control spreading. Also, make sure your butter isn’t too softened or melted when starting, as this can cause the cookies to spread excessively.
Can I double the recipe easily?
Yes, this recipe scales up perfectly. Just be mindful to mix your dough in larger bowls and bake on multiple trays. Double batches are great for parties or holiday gifting!
Final Thoughts
This Peanut Butter Brownie Swirl Cookies Recipe is truly a love letter to anyone who adores the combo of two classic dessert flavors brought together in one treat. It’s easy to make, utterly delicious, and perfect for sharing with those you care about. I can’t wait for you to try baking these and see just how magical a simple cookie can become with a swirl of peanut butter and brownie goodness. Happy baking and even happier snacking!
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Print
Peanut Butter Brownie Swirl Cookies Recipe
- Prep Time: 20 minutes
- Cook Time: 12 minutes
- Total Time: 32 minutes
- Yield: Approximately 24 cookies
- Category: Dessert
- Method: Baking
- Cuisine: American
Description
Delight in these Peanut Butter Brownie Swirl Cookies that combine rich, creamy peanut butter dough with decadent chocolate brownie dough in a perfect swirl. Crispy on the edges yet soft and chewy inside, these cookies offer a delicious twist on classic flavors with an easy-to-follow baking method.
Ingredients
Wet Ingredients
- 1 cup unsalted butter, softened
- 1 cup granulated sugar
- 1 cup brown sugar, packed
- 2 eggs
- 1 teaspoon vanilla extract
- 1 cup creamy peanut butter
- 2 tablespoons milk
Dry Ingredients
- 2 1/4 cups all-purpose flour
- 1/2 teaspoon baking soda
- 1/2 teaspoon salt
- 1/2 cup cocoa powder
Additional
- 1 cup semi-sweet chocolate chips
Instructions
- Preheat Oven and Prepare Baking Sheets: Preheat your oven to 350°F (175°C) and line two baking sheets with parchment paper to ensure even baking and easy cleanup.
- Cream Butter and Sugars: In a large bowl, cream together the softened butter, granulated sugar, and brown sugar using an electric mixer until the mixture is light and fluffy, which typically takes about 3-5 minutes.
- Add Eggs and Flavorings: Beat in the eggs one at a time, ensuring each is fully incorporated before adding the next. Then mix in the vanilla extract and creamy peanut butter until the dough is smooth and uniform.
- Combine Dry Ingredients: In a separate bowl, whisk together the all-purpose flour, baking soda, and salt to evenly distribute the leavening and seasoning.
- Mix Dry and Wet Ingredients: Gradually add the dry flour mixture to the wet peanut butter mixture, mixing just until combined to avoid overworking the dough which would make cookies tough.
- Divide and Prepare Brownie Dough: Split the dough into two equal parts. To one half, add the cocoa powder, milk, and semi-sweet chocolate chips, mixing until the chocolate chips are evenly dispersed and the dough is chocolaty.
- Create Swirled Dough Balls: Take one tablespoon from the peanut butter dough and one tablespoon from the chocolate brownie dough, press them gently together with your hands, and roll lightly to create attractive swirls.
- Arrange on Baking Sheets: Place the swirled dough balls onto the parchment-lined baking sheets, leaving about 2 inches of space between each to allow for spreading.
- Bake the Cookies: Bake the cookies in the preheated oven for 10-12 minutes or until the edges are firm and the tops start to crack, indicative of perfect doneness.
- Cool the Cookies: Remove the baking sheets from the oven and let the cookies cool on them for 5 minutes to firm up before transferring to a wire rack to cool completely, ensuring optimal texture.
Notes
- Using room temperature butter helps in creaming the sugars properly for a lighter texture.
- For a stronger peanut butter flavor, use natural peanut butter, but keep in mind it may alter the dough consistency slightly.
- If you prefer a more intense chocolate swirl, increase cocoa powder by 1-2 tablespoons.
- Be careful not to overmix once the dry ingredients are added to avoid tough cookies.
- Cookies can be stored in an airtight container at room temperature for up to 5 days or frozen for longer storage.

