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Peanut Butter Brownies

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Peanut Butter Brownies are ooey gooey chocolatey brownies that are filled with peanut butter cups and then topped with a peanut butter swirl. These brownies are absolutely irresistible.

Peanut butter brownies

Peanut butter and Chocolate together is my weakness. My sister made these brownies for one year at Christmas, and I absolutely loved them, so I had to make them for all of you!

If you also love chocolate and peanut butter like I do, then you will also love Slow Cooker Reese’s Cake, Peanut Butter Popcorn, or even Air Fryer Fried Reese’s

Peanut Butter Brownie

Ingredients for Peanut Butter Brownies

ingredients for peanut butter brownies
  • Brownie Mix
  • Reese’s Peanut Butter Cups
  • Creamy Peanut Butter or natural peanut butter
  • Powdered Sugar
Peanut butter brownies up close

Step by Step Directions for Peanut Butter Brownies

Step one melt peanut butter and add sugar

Step 1

Add peanut butter to a medium size bowl and melt in the microwave for 1 minute, stirring every 30 seconds.

Add in powdered sugar and stir.

Step 2 brownie mix in pan

Step 2

Prepare brownie mix according to package directions. Pour half the brownie batter into a 9×9 baking pan.

Step 3 place peanut butter cups

Step 3

Place peanut butter cups on top of the brownie mix.

Step 4 cover with brownie mix

Step 4

Pour the the rest brownie batter over Reese’s cups into a prepared pan.

Step 5 drops of peanut butter

Step 5

Place drops of the peanut butter mixture on top of the brownie batter.

Step 6 spread peanut butter with toothpick or knife

Step 6

Swirl Peanut Butter with a toothpick or a knife.

Step 7 bake

Step 7

Bake on 350 for 30 minutes or until the knife comes out clean.

Tips and Tricks for Peanut Butter Brownies Recipe

  • Spray the pan with cooking oil or use parchment paper to line the baking pan.
  • Use full-size Reese’s peanut butter cups.
  • Use a toothpick to swirl the peanut butter on top.
Peanut butter brownies cooked

Frequently Asked Questions

How do I swirl the peanut butter on top of the chocolate brownie batter

Swirl using a toothpick or knife.

How to Store

Store in an air tight container up to 7 days.

Can I freeze brownies?

Yes, you can freeze brownies in an air tight container for up to 1 year. Defrost leaving out at room temperature.

Can I use Crunchy Peanut Butter?

For swirling you do need to use a creamy peanut butter or natural peanut butter.

Peanut Butter Brownies with extra peanut butter

More Recipes

Reese's stuffed brownies

Peanut butter brownies

Peanut Butter Brownies

Yield: 8
Prep Time: 5 minutes
Cook Time: 30 minutes
Total Time: 35 minutes

Peanut Butter Brownies are ooey gooey chocolatey brownies that are filled with peanut butter cups and then topped with a peanut butter swirl. 

Ingredients

  • 1 box brownie batter
  • 12 Reese's. Peanut butter cups
  • 1 cup creamy peanut butter
  • 1/4 cup powdered sugar

Instructions

  1. Preheat oven to 350
  2. Prepare brownie batter according to package directions.
  3. Melt peanut butter in the microwave for 1-minute, stirring after 30 seconds.Step one melt peanut butter and add sugar
  4. Mix powdered sugar and peanut butter and set aside.
  5. Pour half the batter into a prepared 8x8 brownie pan.Step 2 brownie mix in pan
  6. Place Reese's peanut butter cups on top in a single layer.Step 3 place peanut butter cups
  7. Pour the remaining batter over the top.Step 4 cover with brownie mix
  8. Drop a spoon full of the peanut butter mixture on top of the batter.Step 5 drops of peanut butter
  9. Using a toothpick, swirl the peanut butter on the chocolate brownie batter.Step 6 spread peanut butter with toothpick or knife
  10. Bake on 350 for 30 minutes or until the toothpick comes out clean.Peanut Butter Brownie
Nutrition Information:
Yield: 8 Serving Size: 1
Amount Per Serving: Calories: 363Total Fat: 26gSaturated Fat: 6gTrans Fat: 0gUnsaturated Fat: 16gCholesterol: 6mgSodium: 266mgCarbohydrates: 28gFiber: 3gSugar: 17gProtein: 10g

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Cast Iron Skillet Recipes To Enjoy Any Time of Day

Friday 27th of April 2018

[…] Peanut butter Cup Brownies| These will cure your sweet tooth. Melty chocolate and peanut butter are a delicious combination that will make you want to lick the pan. […]

Rys Hunt

Saturday 12th of August 2017

Wow, I am gonna try

Stefanee

Thursday 13th of July 2017

I don't have a cast iron pan. Would it work the same with a regular pirex dish that I normally make my brownies in? Thank you!

Misty Farmer

Friday 12th of May 2017

Look delicious! I'd love to make it for my next party!

Allison Syzdek

Friday 21st of April 2017

Need to try!

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