If you have a sweet tooth that loves a little twist of peanut buttery goodness paired with rich chocolatey brownie magic, you are going to adore this Peanut Butter Brownie Swirl Cookies Recipe. Imagine biting into a cookie where creamy peanut butter dough swirls each bite with fudgy brownie batter, creating a flawless balance between soft, chewy textures and intense flavor harmony. Perfect for sharing or saving all to yourself, this recipe brings a delightful homemade treat to your kitchen with simple ingredients and easy steps that promise delicious results every time.

Ingredients You’ll Need
These ingredients are wonderfully straightforward but each one plays a vital role in making these cookies irresistibly tasty. From the creamy peanut butter that adds a luscious richness, to the cocoa powder that deepens the chocolate flavor, every component is thoughtfully chosen to bring out the best in this recipe.
- Creamy peanut butter (1/2 cup): The star that adds smooth, nutty flavor and moisture to the peanut butter dough.
- Softened butter (1/4 cup): Adds richness and helps achieve a tender texture in the peanut butter cookie base.
- Brown sugar (1/2 cup): Brings caramel notes and chewiness to the peanut butter portion.
- Egg (1): Acts as a binder to hold the peanut butter dough together and adds richness.
- Vanilla extract (1 tsp): Enhances the overall sweetness and balances flavors in both doughs.
- All-purpose flour (1 cup + 3/4 cup): Builds the structure of each dough, ensuring perfect cookie consistency.
- Baking soda (1/2 tsp): Leavens the peanut butter dough for a slight lift and tender crumb.
- Salt (1/4 tsp + 1/4 tsp): Heightens the sweetness and deepens the chocolate and peanut butter flavors.
- Melted butter (1/2 cup): Creates the luscious brownie dough that contrasts with the peanut butter base.
- White sugar (1 cup): Adds sweetness and texture to the brownie dough.
- Cocoa powder (1/3 cup): Delivers that rich, intense chocolate flavor we crave.
- Egg (1): Binds the brownie batter and adds richness.
- Baking powder (1/4 tsp): Works with the baking soda to give the right rise to the brownie dough.
- Chocolate chips (1/2 cup): Melt delightfully within the brownie swirls, adding bursts of chocolaty joy.
How to Make Peanut Butter Brownie Swirl Cookies Recipe
Step 1: Prepare the Peanut Butter Dough
Start by beating together the creamy peanut butter, softened butter, and brown sugar until the mixture turns light and fluffy. This step sets the stage for the peanut butter dough’s lovely texture. Then, mix in the egg and vanilla extract to bring everything together with smooth consistency. Finally, gradually add the all-purpose flour, baking soda, and salt, stirring gently just until the ingredients combine – avoid overmixing to keep the dough tender and soft.
Step 2: Make the Brownie Dough
In a separate bowl, whisk the melted butter with white sugar until fully blended and glossy. Stir in the cocoa powder, followed by the egg and vanilla extract, ensuring a rich, chocolatey batter. Next, mix in the flour, baking powder, and salt just until smooth, then fold in the chocolate chips to infuse the batter with gooey chocolate pockets that will delight your tastebuds.
Step 3: Chill Both Doughs
For the perfect swirl effect and to make handling easier, refrigerate both the peanut butter dough and the brownie dough for about 30 minutes. This chilling step is essential—it firms them up just enough to scoop and swirl without blending into one uniform dough, so you get that gorgeous marbled look.
Step 4: Form and Swirl the Cookies
Preheat your oven to 350°F (175°C). Scoop small blobs of each dough side by side onto a baking sheet lined with parchment. Using a toothpick or skewer, carefully swirl the two doughs together to create beautiful marbled patterns. The combination of the doughs gives these cookies their unique, eye-catching look and irresistible flavor blend.
Step 5: Bake to Perfection
Bake your cookies for 9 to 11 minutes, just until the edges set but the centers remain soft. Allowing them to cool completely on the baking sheet ensures they finish with the perfect chewy and tender texture. Then, you’ll be ready to indulge in these chocolate and peanut butter masterpieces!
How to Serve Peanut Butter Brownie Swirl Cookies Recipe

Garnishes
For a little extra fun, try sprinkling a pinch of flaky sea salt over the cookies before baking. The contrast of salty and sweet makes the peanut butter and chocolate flavors pop even more. You could also drizzle melted peanut butter or chocolate over the top for an added gourmet touch.
Side Dishes
These cookies pair beautifully with a cold glass of milk, creamy vanilla ice cream, or even a frothy cup of coffee or hot chocolate. The warm and comforting flavors match wonderfully with these beverages, elevating your snack or dessert experience.
Creative Ways to Present
Serve these Peanut Butter Brownie Swirl Cookies on a rustic wooden board alongside fresh berries or chopped nuts for a charming dessert platter. Another idea is to sandwich them with your favorite ice cream for a decadent cookie ice cream sandwich treat that’ll steal the show at any gathering.
Make Ahead and Storage
Storing Leftovers
Keep your leftover cookies fresh by placing them in an airtight container at room temperature. They’ll stay moist and flavorful for up to five days, perfect for when you want a sweet treat later in the week without baking again.
Freezing
If you want to enjoy these cookies later, freeze them first on a baking sheet for a couple of hours, then transfer to a freezer-safe bag or container. This method preserves their fresh-baked texture and flavor for up to three months. Thaw at room temperature when you’re ready to snack.
Reheating
To bring your cookies back to that fresh-baked warmth, pop them in the microwave for 10-15 seconds or warm briefly in a preheated oven at 300°F (150°C) for about 5 minutes. This refreshes the soft texture and boosts the melty chocolate experience.
FAQs
Can I use crunchy peanut butter instead of creamy?
Yes, you absolutely can. Crunchy peanut butter will add a delightful crunch to your cookies, which pairs wonderfully with the soft brownie portions if you enjoy a bit of texture contrast.
Is it necessary to chill the doughs?
Chilling solidifies the doughs, making them easier to handle and swirl without blending completely. Skipping this step might cause the doughs to merge too much, losing the beautiful swirl effect.
Can I substitute chocolate chips with nuts?
Definitely! Chopped nuts like walnuts or pecans add a lovely crunch and earthy flavor that complements the peanut butter and chocolate beautifully.
How do I know when the cookies are done baking?
Look for edges that are set and just beginning to firm up while the centers remain soft. Overbaking can dry out the cookies, so it’s best to remove from the oven when they still feel slightly tender.
Can this recipe be doubled or halved easily?
This Peanut Butter Brownie Swirl Cookies Recipe is very adaptable, so you can scale it up or down depending on your needs. Just be sure to maintain the chilling time and bake in batches if needed to ensure even baking.
Final Thoughts
There is something truly magical about homemade treats, and these Peanut Butter Brownie Swirl Cookies beautifully capture that joy. They are fun to make, simply divine to eat, and guaranteed to become a beloved favorite for your family and friends. So go ahead—gather your ingredients, swirl those doughs, and bake up some happiness today!
Print
Peanut Butter Brownie Swirl Cookies Recipe
- Prep Time: 15 minutes
- Cook Time: 11 minutes
- Total Time: 40 minutes
- Yield: 12 servings
- Category: Dessert
- Method: Baking
- Cuisine: American
Description
Delicious Peanut Butter Brownie Swirl Cookies combine the rich, fudgy taste of brownie dough with the creamy, nutty flavor of peanut butter dough. These cookies feature beautifully swirled doughs that create a visually stunning and tasty treat perfect for any occasion.
Ingredients
Peanut Butter Dough
- 1/2 cup creamy peanut butter
- 1/4 cup softened butter
- 1/2 cup brown sugar
- 1 egg
- 1 tsp vanilla extract
- 1 cup all-purpose flour
- 1/2 tsp baking soda
- 1/4 tsp salt
Brownie Dough
- 1/2 cup melted butter
- 1 cup white sugar
- 1/3 cup cocoa powder
- 1 egg
- 1 tsp vanilla extract
- 3/4 cup all-purpose flour
- 1/4 tsp baking powder
- 1/4 tsp salt
- 1/2 cup chocolate chips
Instructions
- Prepare Peanut Butter Dough: Beat together the creamy peanut butter, softened butter, and brown sugar until the mixture is light and fluffy, which will create a smooth dough base.
- Add Wet Ingredients: Mix in the egg and vanilla extract until fully incorporated, adding moisture and flavor to the dough.
- Add Dry Ingredients: Gradually add the all-purpose flour, baking soda, and salt, mixing just until combined to ensure the dough is tender and not overworked. Set this dough aside.
- Prepare Brownie Dough: In another bowl, whisk together the melted butter and white sugar until smooth and slightly creamy.
- Add Cocoa and Wet Ingredients: Stir in the cocoa powder, followed by the egg and vanilla extract, mixing thoroughly to create the rich chocolate dough.
- Add Dry Ingredients: Incorporate the all-purpose flour, baking powder, and salt into the brownie mixture, stirring until smooth without overmixing.
- Fold in Chocolate Chips: Gently fold in the chocolate chips to add texture and bursts of chocolate within the brownie dough.
- Chill Doughs: Refrigerate both the peanut butter and brownie doughs for 30 minutes to firm them up, which makes shaping the cookies easier.
- Form Cookies: Preheat the oven to 350°F (175°C). Scoop small blobs of each dough onto a baking sheet and use a toothpick to swirl them together, creating a marbled effect.
- Bake: Bake the swirled cookies in the preheated oven for 9-11 minutes until the edges are slightly firm but the centers remain soft.
- Cool: Allow the cookies to cool on the baking sheet before transferring them to a wire rack or serving platter to finish cooling. This helps set their shape and texture.
Notes
- For best results, use creamy peanut butter for smooth texture in the peanut butter dough.
- Make sure both doughs are chilled before forming the cookies to prevent spreading during baking.
- Do not overbake; cookies should be soft in the center when removed from the oven.
- Swirling the doughs gently ensures an appealing marbled look without fully mixing the two flavors.
- Store leftovers in an airtight container at room temperature for up to 3 days or freeze for longer storage.

