Irresistible Peanut Butter Brownies

Featured in Irresistible Sweet Treats.

Enjoy the perfect balance of chewy brownie cookies and creamy peanut butter filling in this decadent dessert. Prepare the rich cookie dough with melted semi-sweet chocolate, cocoa powder, and espresso powder for a deep chocolate flavor. Create a smooth peanut butter filling by mixing creamy peanut butter and powdered sugar. Each cookie is carefully shaped to encase the peanut butter, creating a marbled or hidden surprise center. Allow time for chilling both the dough and filling for the best results. Bake to perfection and serve these indulgent treats for any special occasion or as an expert-level snack.

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Updated on Mon, 14 Apr 2025 16:00:05 GMT
Chocolate chip cookies stacked on a table. Pin it
Chocolate chip cookies stacked on a table. | cuisinegenial.com

This decadent marriage of brownie cookies and creamy peanut butter will transform your cookie game forever. The rich chocolate cookie cradles a sweet peanut butter center that melts in your mouth with every bite. I created these for a holiday cookie exchange last year and they disappeared faster than any other treat on the table.

These cookies have become my secret weapon for potlucks and bake sales. The first time I made them for my daughter's school fundraiser, they sold out within minutes and three different parents requested the recipe.

Ingredients

Peanut Butter Filling

  • Creamy peanut butter: Brings that classic nutty flavor we all love. Choose a quality brand like Skippy or natural varieties with well-mixed oils for the best consistency.
  • Confectioners sugar: Adds sweetness and helps firm up the filling so it holds its shape during baking.

Cookie Dough

  • Semisweet chocolate bars: Provide a richer flavor than chips because they contain more cocoa butter. Look for bars with at least 60% cocoa for best results.
  • All purpose flour: Creates the perfect structure without becoming too dense.
  • Cocoa powder: Intensifies the chocolate flavor. Either Dutch process or natural works beautifully here.
  • Espresso powder: Enhances chocolate flavor without adding coffee taste. Trust me, this secret ingredient makes all the difference.
  • Baking powder: Gives just the right amount of lift for that brownie-like texture.
  • Salt: Balances the sweetness and enhances all flavors.
  • Unsalted butter: Adds richness and lets you control the salt level.
  • Brown sugar: Creates moisture and depth with its molasses notes.
  • Granulated sugar: Provides structure and classic sweetness.
  • Eggs: Bind everything together while adding richness.
  • Vanilla extract: Rounds out all the flavors with its warm aromatic notes.

Step-by-Step Instructions

Prepare Peanut Butter Centers:
Mix peanut butter and confectioners sugar until completely combined and smooth. Scoop teaspoon amounts about 6g each and roll into 24 uniform balls. Place these on a parchment-lined tray and freeze for at least one hour to firm up. The filling must be cold and firm to prevent it from melting too quickly during assembly.
Melt The Chocolate:
Melt your chopped chocolate using either a double boiler or microwave in 20-second bursts, stirring between each interval. Ensure it melts completely smooth without any lumps. Let it cool slightly so it won’t cook the eggs when added to the mixture but remains fluid enough to incorporate properly.
Mix Dry Ingredients:
Whisk together flour, cocoa powder, espresso powder, baking powder, and salt in a bowl. Mixing these dry ingredients separately ensures they distribute evenly throughout the dough, preventing pockets of baking powder or salt.
Create The Base:
Beat butter and both sugars for a full two minutes until creamy and lightened in color. Add eggs and vanilla and beat for another two minutes at high speed. Continue beating for one additional minute after scraping the bowl. This extended mixing creates the signature crinkly top of brownie cookies by incorporating air.
Combine Wet And Dry Elements:
Add the cooled melted chocolate to your butter mixture and beat for two full minutes. The mixture should look glossy and smooth. Gently mix in the dry ingredients just until combined. Overmixing at this stage can make cookies tough rather than tender.
Chill The Dough:
Refrigerate the dough for one hour. This firms up the butter and allows the flour to fully hydrate, making the dough easier to handle and preventing excessive spreading during baking.
Shape With Care:
Remove a few peanut butter balls from the freezer at a time. Form tablespoon-sized cookie dough balls, press an indentation, make a little pocket for the peanut butter filling, and seal it inside. Roll to create a smooth exterior or leave some peanut butter peeking through for a marbled look.
Bake To Perfection:
Space cookies three inches apart and bake for 12 to 13 minutes. The edges should be set but centers will look slightly underdone. This ensures they stay fudgy after cooling. Let them rest on the baking sheet for ten minutes before transferring to a cooling rack.

The espresso powder in this recipe has completely changed how I bake with chocolate. My grandmother always kept a small jar in her pantry specifically for baking and would add a teaspoon to any chocolate recipe. I resisted for years thinking it would make desserts taste like coffee but when I finally tried it the difference was undeniable. The chocolate flavor became deeper and more complex without any coffee taste.

Perfect Make-Ahead Dessert

These cookies are ideal for planning ahead. You can freeze both the unbaked peanut butter filling balls and the cookie dough separately for up to three months. This makes spontaneous baking sessions a breeze. I often prepare double batches of the fillings and keep them frozen so I can quickly make fresh cookies whenever unexpected guests arrive or a chocolate craving strikes.

Troubleshooting Tips

If your peanut butter filling becomes too soft during assembly, simply return it to the freezer for 10 minutes. The contrast between the cold filling and room temperature dough actually creates the best texture in the final cookie. I learned this after my first batch when I tried to work with all the peanut butter balls at once and they became too sticky to handle properly.

Flavor Variations

While the classic peanut butter and chocolate combination is hard to beat, you can customize these cookies in several delicious ways. Try substituting Biscoff cookie butter for a speculoos spiced version or use sunflower seed butter for a nut-free alternative. For an extra special treat, add a sprinkle of flaky sea salt on top before baking or drizzle cooled cookies with melted white chocolate for a striking visual contrast.

Serving Suggestions

These cookies reach their peak deliciousness when served slightly warm, about 10 minutes after coming out of the oven, when the centers are still soft and gooey. For an extraordinary dessert, crumble a cookie over vanilla ice cream and add a drizzle of warm fudge sauce. They also pair beautifully with a glass of cold milk or a cup of hot coffee for the perfect afternoon treat.

Frequently Asked Questions

→ How can I keep the peanut butter filling from melting while shaping?

To prevent melting, only take out a few peanut butter balls from the freezer at a time while shaping the cookies. This maintains their structure and makes shaping easier.

→ Why do I need to chill the cookie dough?

Chilling the dough not only intensifies the flavors but also ensures a firmer consistency, making it easier to shape and prevents excessive spreading during baking.

→ Can I skip the espresso powder?

Espresso powder enhances the chocolate flavor, but you can omit it or substitute with instant coffee powder for a more subtle flavor boost.

→ What type of chocolate works best for the cookie dough?

Use quality semi-sweet baking bars for the best flavor and texture. You can also experiment with bittersweet or unsweetened chocolate for darker chocolate notes.

→ How should I store these cookies after baking?

Store the cookies in an airtight container at room temperature for up to a week, or freeze them for up to three months for longer storage.

→ Can I use a peanut butter alternative?

Yes, you can substitute peanut butter with nut-free options like sunflower seed butter or cookie butter. Ensure a smooth and creamy texture for easy mixing.

Peanut Butter Brownie Cookies

Chewy brownie cookies stuffed with creamy peanut butter for the ultimate sweet treat.

Prep Time
100 Minutes
Cook Time
13 Minutes
Total Time
113 Minutes
By: Ferdaous

Category: Desserts

Difficulty: Intermediate

Cuisine: American

Yield: 24 Servings (24 cookies)

Dietary: Vegetarian

Ingredients

→ Peanut Butter Filling

01 125g creamy peanut butter
02 60g confectioners’ sugar

→ Cookie Dough

03 226g semi-sweet chocolate, coarsely chopped
04 94g all-purpose flour, spooned and leveled
05 21g natural unsweetened or Dutch-process cocoa powder
06 1 tsp espresso powder
07 1 tsp baking powder
08 1/4 tsp salt
09 71g unsalted butter, softened to room temperature
10 150g packed light or dark brown sugar
11 50g granulated sugar
12 2 large eggs, at room temperature
13 1 tsp pure vanilla extract

Instructions

Step 01

Mix peanut butter and confectioners’ sugar in a small bowl until combined and smooth. Scoop out 6g portions, roll into balls, and place on parchment. Freeze for at least 1 hour or up to 1 day.

Step 02

Melt the chopped chocolate in a double boiler or microwave in 20-second increments, stirring until smooth. Set aside to cool slightly.

Step 03

Whisk flour, cocoa powder, espresso powder, baking powder, and salt in a medium bowl. Set aside.

Step 04

In a large bowl, beat butter, brown sugar, and granulated sugar on medium-high speed until smooth. Add eggs and vanilla and beat on high for 2 minutes. Pour in melted chocolate and beat on medium-high for another 2 minutes.

Step 05

Gradually add dry ingredients to wet ingredients and beat on low speed until combined. Cover and chill dough for 1 hour.

Step 06

Preheat oven to 177°C (350°F). Line baking sheets with parchment paper. Take a portion of dough (30g) and form a ball. Create an indentation, place a frozen peanut butter filling in the center, and cover with more dough. Roll into a smooth ball.

Step 07

Space dough balls 3 inches apart and bake for 12-13 minutes, or until edges are set. Cool cookies on baking sheets for 10 minutes, then transfer to a wire rack.

Notes

  1. Baked cookies can be stored at room temperature for up to 1 week or frozen for up to 3 months.
  2. Freezing unbaked dough balls is also possible for up to 3 months. Bake frozen dough balls for an extra minute.

Tools You'll Need

  • Glass mixing bowls
  • Double boiler or microwave
  • Handheld or stand mixer with paddle attachment
  • Whisk
  • Baking sheets
  • Silicone baking mats or parchment paper
  • Cooling racks

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains nuts (peanut butter)
  • Contains dairy (butter)
  • Contains gluten (all-purpose flour)

Nutrition Facts (Per Serving)

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