Peanut Butter Stuffed Brownies Recipe

Fudgy Peanut Butter Stuffed Brownies Recipe: A Sweet Escape

Decadent peanut butter stuffed brownies promise a chocolate lover’s ultimate indulgence.

Rich layers of fudgy goodness create an irresistible dessert experience.

Unexpected pockets of creamy peanut butter transform ordinary brownies into something magical.

Chocolate and peanut butter dance together in perfect harmony.

These brownies deliver pure comfort with every single bite.

Minimal ingredients and simple preparation make this recipe accessible for bakers of all skill levels.

You will want to bookmark this delightful treat for your next sweet craving.

Why Peanut Butter Stuffed Brownies Hit The Spot

  • Craft Decadent Layers: Create stunning brownie bars with swirled peanut butter that looks professionally made, delivering restaurant-quality dessert right in your kitchen.
  • Master Simple Technique: Learn an easy mixing method that allows beautiful marbling without complicated steps, perfect for baking beginners wanting impressive results.
  • Crowd-Pleasing Dessert: Combine chocolate and peanut butter – two classic flavors everyone loves – in a single treat that satisfies multiple taste preferences at gatherings, parties, or family events.
  • Quick Preparation Process: Mix ingredients quickly with basic kitchen tools, minimal steps, and straightforward instructions that guarantee delicious brownies without complex baking skills.

What Goes Into Peanut Butter Stuffed Brownies

For the Main Flour Ingredients:
  • All-Purpose Flour: The foundation of the brownie base that provides structure and texture.
  • Cocoa Powder: Delivers rich chocolate flavor and deep color to the brownies.
For the Sweet and Fat Ingredients:
  • Butter: Adds richness and helps create a smooth, tender brownie texture.
  • Granulated Sugar, Brown Sugar: Provide sweetness and contribute to the brownie's moist and soft consistency.
  • Eggs: Act as a binding agent and help create a smooth, cohesive batter.
  • Vanilla Extract: Enhances and rounds out the overall flavor profile.
For the Peanut Butter Filling and Topping Ingredients:
  • Peanut Butter: Creates a creamy, nutty filling that complements the chocolate base.
  • Powdered Sugar: Helps stabilize and sweeten the peanut butter filling.
  • Chocolate Chips, Heavy Cream: Form a smooth, glossy chocolate drizzle topping.
Auxiliary Ingredients:
  • Salt, Baking Powder: Balance and help the brownie rise and develop proper texture.
  • Parchment Paper: Facilitates easy removal and prevents sticking.

Steps To Bake Peanut Butter Stuffed Brownies

Step 1: Warm Up The Oven

Crank your oven to 350°F and line an 8×8-inch baking pan with parchment paper, letting edges hang out for easy brownie removal.

Step 2: Mix Dry Ingredients

Grab a medium bowl and whisk together flour, cocoa powder, salt, and baking powder until everything looks smooth with zero lumps.

Step 3: Cream Butter And Sugars

In a large mixing bowl, beat butter and both sugars until the mixture becomes light, fluffy, and looks like a cloud, which takes about 3 minutes.

Step 4: Blend Wet Ingredients

Add eggs one at a time into the butter mixture, mixing completely after each egg, then stir in vanilla extract for extra flavor.

Step 5: Combine Batters

Gently fold dry ingredients into wet mixture, stirring until you create a silky smooth brownie batter without overmixing.

Step 6: Prepare Peanut Butter Filling

Create the filling by combining:
  • Peanut butter
  • Powdered sugar
  • Softened butter
  • Vanilla extract

Mix until creamy and consistent throughout.

Step 7: Layer First Brownie Base

Pour half the brownie batter into the prepared pan, spreading evenly across the bottom.

Step 8: Add Peanut Butter Swirls

Drop small dollops of peanut butter filling across the first brownie layer, then carefully cover with remaining brownie batter.

Step 9: Create Marbled Effect

Take a knife and create gentle swirling patterns, ensuring peanut butter is partially integrated but not completely mixed.

Step 10: Bake To Perfection

Slide the pan into the oven and bake for 25-30 minutes, checking doneness by inserting a toothpick near the center – it should have a few moist crumbs.

Step 11: Cool Down

Remove from oven and let brownies cool completely inside the pan.

Step 12: Craft Chocolate Drizzle

Melt chocolate chips with heavy cream in the microwave, stirring every 15 seconds until smooth and glossy.

Step 13: Finish With Chocolate

Drizzle melted chocolate over cooled brownies, then pop them in the refrigerator for 15 minutes to set the topping.

Step 14: Serve And Enjoy

Lift brownies from the pan using parchment paper edges, slice into squares, and get ready to indulge in a decadent treat.

Tips That Help With Peanut Butter Stuffed Brownies

  • Measure Precisely: Use exact measurements for flour, cocoa, and sugar to ensure consistent brownie texture and prevent dry or overly dense results.
  • Avoid Overmixing: Gently fold dry ingredients into wet mixture just until combined to maintain a tender, fudgy brownie consistency.
  • Swirl Strategically: Create elegant marbling by using a knife to make light, gentle swirls without completely blending the peanut butter and brownie layers.
  • Check Doneness Carefully: Insert a toothpick near the center and look for a few moist crumbs, which indicates perfectly baked, gooey brownies.
  • Chill for Clean Cuts: Allow brownies to cool completely and briefly refrigerate after adding chocolate topping to achieve clean, precise slices.

Fun Takes On Peanut Butter Stuffed Brownies

  • Gluten-Free Brownies: Replace wheat flour with almond or gluten-free blend for celiac-friendly treats.
  • Vegan Peanut Butter Swirl: Swap butter with coconut oil, eggs with flax eggs, and use dairy-free chocolate chips for plant-based option.
  • Low-Sugar Alternative: Substitute regular sugar with monk fruit sweetener or stevia, reducing overall sugar content while maintaining rich flavor.
  • Nutty Chocolate Version: Add chopped walnuts or pecans into brownie batter for extra crunch and nutty complexity.

Yummy Pairings For Peanut Butter Stuffed Brownies

  • Indulge in Perfect Pairings
  • Craft a Milk Chocolate Dream: Serve these decadent peanut butter swirl brownies with a cold glass of whole milk, letting the creamy dairy complement the rich chocolate and nutty peanut butter notes.
  • Brew a Bold Coffee Companion: Match the brownies with a strong espresso or dark roast coffee, which cuts through the sweetness and enhances the deep chocolate flavor profile.
  • Create a Dessert Wine Experience: Pair with a sweet port wine or chocolate-friendly dessert wine like Brachetto d'Acqui, whose fruity undertones beautifully highlight the brownie's complex textures.
  • Elevate with Vanilla Ice Cream: Top a warm brownie square with a scoop of vanilla bean ice cream, creating a luxurious contrast between warm, fudgy chocolate and cool, creamy sweetness.

How To Store Peanut Butter Stuffed Brownies Right

  • Store brownies in an airtight container in the refrigerator for up to 5 days. Wrap each layer with plastic wrap to prevent drying out and maintain moisture.
  • Place brownies in a freezer-safe container, separating layers with parchment paper. Freeze for up to 3 months. Thaw overnight in the refrigerator before serving.
  • Keep brownies in a sealed container at room temperature for 2-3 days. Place a piece of bread in the container to help retain softness.
  • Warm individual brownies in the microwave for 10-15 seconds or in a preheated oven at 300°F for 5-7 minutes until slightly warm and gooey.

Peanut Butter Stuffed Brownies FAQs To Know

  • Can I use natural or crunchy peanut butter?

Yes, both work well. Natural or crunchy peanut butter will add different textures, but the recipe remains delicious. Just ensure the peanut butter is at room temperature for smooth mixing.

  • How do I know when the brownies are perfectly baked?

Look for slightly set edges and a few moist crumbs on a toothpick when inserted in the center. The brownies should not look wet but shouldn’t be completely dry.

  • What if I don't have parchment paper?

Use aluminum foil greased with butter or cooking spray. This will help prevent sticking and make removal easier. Ensure some overhang for lifting the brownies out.

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Peanut Butter Stuffed Brownies Recipe

Peanut Butter Stuffed Brownies Recipe


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4.7 from 17 reviews

  • Total Time: 1 hour 5 minutes
  • Yield: 8 1x

Description

Chocolate lovers rejoice with these indulgent peanut butter stuffed brownies that blend rich cocoa and creamy peanut butter into a sinful dessert. Smooth brownie layers encase a luscious peanut butter core, promising pure bliss in each delectable bite you’ll savor.


Ingredients

Scale

Brownies Base:

  • 1 cup all-purpose flour
  • 1/2 cup unsweetened cocoa powder
  • 1/2 cup granulated sugar
  • 1/2 cup brown sugar
  • 1/2 cup unsalted butter
  • 2 large eggs
  • 1 tsp vanilla extract
  • 1/4 tsp salt
  • 1/4 tsp baking powder

Peanut Butter Filling:

  • 1 cup creamy peanut butter
  • 1/2 cup powdered sugar
  • 2 tbsp unsalted butter
  • 1 tsp vanilla extract

Chocolate Topping:

  • 1/2 cup semi-sweet chocolate chips
  • 2 tbsp heavy cream

Instructions

  1. Preheat the oven to 350°F and line an 8×8-inch baking pan with parchment paper, allowing overhang for easy removal.
  2. Whisk together flour, cocoa powder, salt, and baking powder in a medium bowl until thoroughly combined and lump-free.
  3. Cream butter and both sugars in a separate large mixing bowl until light and fluffy, approximately 3 minutes.
  4. Incorporate eggs one at a time into the butter mixture, mixing thoroughly after each addition, then stir in vanilla extract.
  5. Gradually fold dry ingredients into wet mixture, stirring until a smooth brownie batter forms without overmixing.
  6. Prepare the peanut butter filling by mixing peanut butter, powdered sugar, softened butter, and vanilla extract until creamy and uniform.
  7. Pour half the brownie batter into the prepared pan, spreading evenly across the bottom.
  8. Dollop the peanut butter filling in small mounds across the first brownie layer, then carefully cover with remaining brownie batter.
  9. Use a knife to create gentle swirling patterns, ensuring peanut butter is partially integrated but not completely mixed.
  10. Bake for 25-30 minutes, or until a toothpick inserted near the center comes out with a few moist crumbs.
  11. Remove from oven and let cool completely in the pan.
  12. For the chocolate topping, melt chocolate chips with heavy cream in a microwave, stirring every 15 seconds until smooth.
  13. Drizzle melted chocolate over cooled brownies, then refrigerate for 15 minutes to set the topping.
  14. Lift brownies from pan using parchment paper edges, slice into squares, and serve.

Notes

  • Ensure butter and eggs are at room temperature for smoother batter consistency and better mixing.
  • Avoid overmixing the brownie batter to prevent tough, dense brownies that lack a tender crumb.
  • Create clean, swirled layers by using a gentle folding technique with a knife, keeping peanut butter distinct from chocolate batter.
  • Consider using natural peanut butter for a less sweet filling, which balances the rich chocolate base.
  • Prep Time: 20 minutes
  • Cook Time: 30 minutes
  • Category: Desserts, Snacks
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 8
  • Calories: 350
  • Sugar: 25 g
  • Sodium: 150 mg
  • Fat: 20 g
  • Saturated Fat: 8 g
  • Unsaturated Fat: 10 g
  • Trans Fat: 0 g
  • Carbohydrates: 35 g
  • Fiber: 2 g
  • Protein: 7 g
  • Cholesterol: 50 mg
Jackson Reid

Jackson Reid

Founder & Recipe Developer

Expertise

  • Single-serving recipe development
  • Global flavor fusion
  • Minimalist cooking techniques
  • Food photography and styling

Education

Holyoke Community College – HCC-MGM Culinary Arts Institute
Certificate in Culinary Arts
Focus: Farm-to-table cuisine, sustainable cooking practices, and hands-on kitchen training


Jackson’s love for cooking began one dish at a time. After earning his Culinary Arts Certificate from Holyoke Community College’s HCC-MGM Culinary Arts Institute, he focused on what mattered most: creating recipes that are simple to follow and full of flavor.
At 10 Below Ice Cream, Jackson brings together global influences and a less-is-more approach. His recipes reflect his belief that good food doesn’t need to be complicated; it just needs to make sense, taste great, and feel right.
When he’s not testing ingredients or adjusting seasonings, you’ll find him hiking near Asheville, exploring local markets, or chasing the best light for food photos.

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