Monster Peanut Butter Cookie Bars

Monster Peanut Butter Cookie Bars might just be the perfect Halloween treat! This easy recipe is super simple to make, but creates the biggest impact for a spooky and fun dessert. It is a chocolate chip cookie base and dotted with Homemade Googley Eyes. The ghoulish feature is the festive green peanut butter cups pressed into the freshly baked cookie bars and then embellished with more candy eyes.

Monster Peanut Butter Cookie Bars cut into squares.

Halloween Treats

If I could love a holiday purely for all of the treats and recipes it would most definitely be Halloween.

I’m loving it more and more and it seems like you are too!

Spooky chocolate chip cookie bars with googley eyes.

It is so incredibly fun to come up with festive, creepy, spooky and fabulous Halloween recipes. It’s even more fun to share them with you!

There are a few more new ones that I will be sharing soon. Don’t forget to see all of the Halloween recipes that I’ve linked down below above the recipe card.

Spooky chocolate chip cookie bars with googley eyes and green peanut butter cups.

When I first saw the Reese’s Peanut Butter Frankencups I knew instantly I had to create a dessert with them. They are new this season and I hope they come back every year.

You know I love any excuse to use my Homemade Googley Eyes in all my holiday sweets and this one is no exception. They add the perfect touch to a super simple recipe.

Chocolate Chip Cookie Dough in a Kitchenaid Stand Mixer

How To Make Cookie Bars

  • Preheat oven to 350 degrees.
  • Line a 9×13 baking dish with parchment paper.
  • In a stand mixer, cream together softened butter, brown sugar and granulated sugar.
  • Blend in egg, egg yolk and vanilla.
  • In a medium bowl, whisk together flour, baking powder, baking soda, and salt together.
  • With the mixer on low speed slowly pour in flour mixture.
  • Mix on medium low speed just until the flour is just incorporated.
  • Pour in chocolate chips and mix.
Chocolate Chip Cookie Dough pressed into a white dish.
  • Press cookie dough evenly on the bottom of the parchment lined dish.
  • Bake for 25-30 minutes or until the edges are lightly golden brown and the center is just cooked through.
  • Remove from the oven and immediately press peanut butter cups randomly into the cookie bars. You only need to press gently and make sure they are upside down so the green side is showing.
Chocolate Chip Cookie Bars
  • Dot the candy googley eyes over the cookie bars and on the peanut butter cups.
  • Let it cool in the pan for 1 hour.
  • Carefully remove the cookies from the pan by lifting up on the parchment paper.
  • Using a sharp knife, cut into 12 bars.
Halloween Dessert with chocolate chip cookie dough and peanut butter cups.

Here are other Halloween recipes I know you are going to love!

Monster Peanut Butter Cookie Bars Recipe

Monster Peanut Butter Cookie Bars

Amy Williams mynameissnickerdoodle.com
Monster Peanut Butter Cookie Bars might just be the perfect Halloween treat! Chocolate chip cookie base and dotted with Homemade Googley Eyes. The ghoulish feature is the festive green peanut butter cups pressed into the freshly baked cookie bars.
4.75 from 4 votes
Print Pin
Course: Cookies
Cuisine: American
Keyword: googley eyes, Halloween, halloween treats, Holiday, Holiday Desserts, peanut butter cups
Prep Time: 10 minutes
Cook Time: 25 minutes
Cooling Time: 30 minutes
Total Time: 1 hour 5 minutes
Servings: 12 bars

Ingredients

  • 3/4 Cup Butter Softened
  • 3/4 Cup Granulated Sugar
  • 3/4 Cup Brown Sugar
  • 1 Whole Egg
  • 1 Egg Yolk
  • 1 tsp Pure Vanilla Extract
  • 1 1/2 Cups All Purpose Flour
  • 1/2 tsp Baking Powder
  • 1/4 tsp Baking Soda
  • 1/4 tsp Kosher Salt
  • 1 Cup Semi-Sweet Chocolate Chips
  • 8 Reese's Peanut Butter Frankincups
  • Candy Googley Eyes

Instructions

  • Preheat oven to 350 degrees.
  • Line a 9×13 baking dish with parchment paper.
  • In a stand mixer, cream together softened butter, brown sugar and granulated sugar.
  • Blend in egg, egg yolk and vanilla.
  • In a medium bowl, whisk together flour, baking powder, baking soda, and salt together.
  • With the mixer on low speed slowly pour in flour mixture.
  • Mix on medium low speed just until the flour is just incorporated.
  • Pour in chocolate chips and mix.
  • Press cookie dough evenly on the bottom of the parchment lined dish.
  • Bake for 25-30 minutes or until the edges are lightly golden brown and the center is just cooked through.
  • Remove from the oven and immediately press peanut butter cups randomly into the cookie bars. You only need to press gently and make sure they are upside down so the green side is showing.
  • Dot the candy googely eyes over the cookie bars and on the peanut butter cups.
  • Let it cool in the pan for 1 hour.
  • Carefully remove the cookies from the pan by lifting up on the parchment paper.
  • Using a sharp knife, cut into 12 bars.
  • Serve.
Tried this recipe?Mention and tag @mynameissnickerdoodle!

Entry 3 SECRET GIVEAWAY CODE (Part 2 of 3)
least favorite
Click HERE for Part 3

You Might Also Like

4.75 from 4 votes (4 ratings without comment)