Chocolate Chip Cookie Bar Recipe: Sinful 48 Treat

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Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Oh my goodness, get ready for the most outrageously delicious dessert EVER! We’re talking *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* – a mouthful to say, but even more of a mouthful to EAT! Seriously, if you’re looking for something that’s going to make everyone’s eyes roll back in their heads with pure joy, this is it. It’s the ultimate treat!

I’ve been making these bars for, oh gosh, probably six years now? The inspiration actually came from my husband. After a particularly grueling bike race (he’s a little crazy!), he declared he needed, and I quote, “cookie, brownie, and peanut butter cup deliciousness all in one bite!” So, naturally, I got to work. And let me tell you, after a few… *ahem*… test batches (oops!), these bars were born! They are seriously the best dessert ever. Trust me, you’re going to LOVE them!

Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe - detail 1

Why You’ll Love This Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Okay, so why *should* you make these amazing bars? Let me tell you, it’s not just because they taste like a dream (although, that’s a HUGE reason!). Here’s the lowdown:

Quick and Easy Dessert

Seriously, don’t let the fancy name fool you! These babies are surprisingly simple to throw together. We’re talking minimal fuss and maximum flavor. I promise, even if you’re a baking newbie, you can totally nail this!

Rich and Decadent Flavor Combination

Chocolate chips? Check! Fudgy brownie? Double-check! Peanut butter cups? Oh, YES! The combo of that sweet cookie dough, rich chocolate brownie, and creamy peanut butter is just… *chef’s kiss*! It’s like a party in your mouth!

A Crowd-Pleasing Treat

I’ve never met a person who doesn’t love these bars. Seriously! They’re perfect for potlucks, parties, or just a cozy night in. They’re sweet, salty, and oh-so-satisfying – a guaranteed win!

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The Key Ingredients for Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Alright, let’s talk ingredients! This *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* is all about quality, so grab the good stuff! Don’t skimp – you’ll taste the difference, I promise!

Cookie Layer Ingredients

For that amazing cookie base, you’ll need: 3/4 cup (12 Tbsp; 170g) unsalted butter, softened – super important that it’s soft, not melted! Also, 3/4 cup (150g) packed light or dark brown sugar (I like dark for a richer flavor!), 1/4 cup (50g) granulated sugar, 1 large egg (at room temperature – trust me, it makes a difference!), 2 teaspoons of pure vanilla extract (the *real* stuff!), 2 cups (250g) all-purpose flour, 2 teaspoons of cornstarch, 1 teaspoon of baking soda, 1/2 teaspoon of salt, and 1 and 1/2 cups (270g) of semi-sweet chocolate chips. Phew! That’s a mouthful!

Brownie Layer Ingredients

Now, for the fudgy brownie goodness: 1/2 cup (8 Tbsp; 113g) unsalted butter, two 4 ounce (226g) semi-sweet chocolate bars, coarsely chopped (or chocolate chips if you’re in a pinch!), 1 cup (200g) granulated sugar, 3 large eggs (again, room temperature!), 1 and 1/2 teaspoons of pure vanilla extract, 1/2 cup (63g) all-purpose flour, and 1/4 teaspoon of salt. Almost there!

Peanut Butter Cup Ingredient

And last, but definitely not least, the stars of the show: 48 unwrapped miniature peanut butter cups. Yes, you read that right. *48*. Don’t even think about using the regular-sized ones, okay? It just won’t be the same!

Step-by-Step Instructions for Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Okay, buckle up buttercups, because we’re about to make some magic happen! This *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* might seem like a lot of steps, but trust me, it’s totally doable. Just follow along, and you’ll be sinking your teeth into pure bliss in no time!

Preparing the Oven and Pan

First things first: preheat your oven to 350°F (177°C). Don’t skip this! And grab a 9×13-inch pan. Now, this is important: line that pan with parchment paper. Seriously, don’t even *think* about skipping the parchment. It’s the secret to getting those bars out in one beautiful piece. Plus, who wants to scrub a messy pan? Not me!

Making the Brownie Layer

Alright, brownie time! In a saucepan, melt together the butter and chopped chocolate (or chocolate chips!). Keep the heat low and stir constantly so nothing burns. Once it’s all melted and smooth, take it off the heat and let it cool for about 15 minutes. This is crucial! You don’t want to cook the eggs when you add them. After that 15 minutes, whisk in the sugar until it’s well combined, then add the eggs one at a time, mixing well after each addition. Stir in the vanilla. Finally, gently fold in the flour and salt until *just* combined. Don’t overmix! Overmixing makes tough brownies, and nobody wants that!

Creating the Cookie Layer

Cookie dough, here we come! In a large bowl (or in a stand mixer, if you’re fancy!), cream together the softened butter and both sugars until they’re light and fluffy. This might take a few minutes, but it’s worth it! Beat in the egg and vanilla. In a separate bowl, whisk together the flour, cornstarch, baking soda, and salt. Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Finally, stir in those chocolate chips! Don’t eat too much dough, okay? Save some for the bars!

Assembling and Baking the Bars

Okay, the fun part! Press the cookie dough evenly into the bottom of your prepared pan. It might be a little sticky, so you can lightly flour your hands or use a piece of parchment paper to help. Now, arrange those peanut butter cups all over the cookie dough. Get them nice and snug! Pour the brownie batter evenly over the peanut butter cups, making sure to cover them completely. Bake for 40-45 minutes, or until a toothpick inserted into the center comes out with moist crumbs. If the edges start to brown too quickly, tent the pan with foil during the last 10-15 minutes of baking. Careful when you take it out – it’ll be hot!

Cooling and Cutting

Now, the hardest part: waiting! Let the bars cool *completely* in the pan before cutting. I know, it’s torture, but trust me on this one. If you try to cut them while they’re still warm, they’ll be a gooey mess. Once they’re completely cool, lift the bars out of the pan using the parchment paper and cut them into squares. And voila! You’ve got yourself some seriously amazing *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups*! Get ready to be the hero of dessert!

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Tips for Perfect Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups

Want to make sure your *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* turn out absolutely perfect? Of course, you do! Here are a few little secrets I’ve learned along the way:

Don’t Overbake

This is SO important! Overbaked bars are dry and sad. You want them to be fudgy and gooey, right? So, how do you know when they’re done? A toothpick inserted into the center should come out with moist crumbs clinging to it. If it comes out clean, they’re probably overdone. Err on the side of slightly underbaked – they’ll continue to set up as they cool!

Cooling is Key

I know, I know, I already said it, but it’s worth repeating! Seriously, let those bars cool *completely* before you even *think* about cutting them. This is crucial for two reasons: First, it allows the bars to fully set up, so they’re easier to cut. Second, it gives the flavors a chance to meld together and become even more delicious. Patience, my friend, patience!

Ingredient Temperatures

Okay, this might sound a little nitpicky, but using room temperature eggs really does make a difference! Room temperature eggs emulsify better with the other ingredients, resulting in a smoother, more even batter. Just take your eggs out of the fridge about 30 minutes before you start baking, and you’ll be good to go!

Variations on This Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Okay, so you’ve mastered the basic *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* – now what? Time to get creative! This recipe is super adaptable, so don’t be afraid to experiment and make it your own. Here are a few ideas to get you started:

Different Chocolate Chips

Semi-sweet is classic, but why stop there? Try milk chocolate chips for an extra-sweet treat, dark chocolate chips for a richer, more intense flavor, or even white chocolate chips for a fun twist. Or, hey, mix ’em all up! Why not?

Add Nuts or Pretzels

Want to add a little crunch? Throw in some chopped walnuts, pecans, or even some crushed pretzels! The salty-sweet combo is seriously addictive. Just toss them into the cookie dough or sprinkle them on top of the brownie batter before baking.

Swirl in Peanut Butter

Are you a peanut butter fanatic? Then this one’s for you! Before baking, dollop some extra peanut butter (creamy or chunky, your call!) on top of the brownie batter and swirl it in with a knife or toothpick. It’ll create these beautiful swirls of peanut butter goodness throughout the bars. Yum!

Storing Your Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Okay, so you’ve baked these incredible *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe*, and somehow, *somehow*, you have leftovers. First of all, I’m impressed! But don’t worry, I’ve got you covered on how to keep them fresh and delicious.

Storage Instructions

The best way to store these bars is at room temperature in an airtight container. They’ll stay yummy for up to a week – if they last that long! Honestly, in my house, they’re usually gone in a day or two! Just make sure they’re sealed up tight to keep them from drying out. Enjoy!

Frequently Asked Questions About This Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Got questions about this *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe*? I bet you do! Don’t worry, I’ve got answers! Here are a few of the most common questions I get asked:

Can I use a different size pan?

You *can*, but baking time will definitely change! If you use a smaller pan, they’ll need to bake longer; a bigger pan, less time. Just keep a close eye on them and use the toothpick test to check for doneness. Trust your gut (and your oven!).

Can I freeze these bars?

Absolutely! These *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* freeze beautifully! Just wrap them tightly in plastic wrap and then in foil, or pop them into a freezer-safe container. They’ll keep for up to 2-3 months. When you’re ready to eat them, thaw them overnight in the fridge or at room temperature for a few hours. They’ll be just as delicious as the day you baked them!

Can I use different types of peanut butter cups?

Go for it! While I love the miniature ones, you could totally use the regular-sized ones, chopped up. Or, hey, get fancy and use those Reese’s Pieces peanut butter cups! Just adjust the quantity accordingly. The sky’s the limit! Okay, maybe not *literally*, but you get the idea!

Estimated Nutritional Information for This Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Okay, just a heads-up: I’m no nutritionist! Nutritional info can vary *a lot* depending on the brands you use, so don’t take any estimates as gospel, okay?

Enjoy Your Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Alright, that’s it! Go bake these *Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe* and prepare for some serious deliciousness! And hey, if you try them, leave a comment and let me know what you think! Snap a pic and share it on social media – I wanna see your creations!

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Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups Recipe

Chocolate Chip Cookie Bar Recipe: Sinful 48 Treat

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  • Author: Lily Harper
  • Prep Time: 30 minutes
  • Cook Time: 45 minutes
  • Total Time: 3 hours, 45 minutes
  • Yield: 24-30 bars 1x
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

Decadent Chocolate Chip Cookie Brownie Bars with Peanut Butter Cups.


Ingredients

Scale
  • 3/4 cup (12 Tbsp; 170g) unsalted butter, softened
  • 3/4 cup (150g) packed light or dark brown sugar
  • 1/4 cup (50g) granulated sugar
  • 1 large egg, at room temperature
  • 2 teaspoons pure vanilla extract
  • 2 cups (250g) all-purpose flour
  • 2 teaspoons cornstarch
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1 and 1/2 cups (270g) semi-sweet chocolate chips
  • 48 unwrapped miniature peanut butter cups
  • 1/2 cup (8 Tbsp; 113g) unsalted butter
  • two 4 ounce (226g) semi-sweet chocolate bars, coarsely chopped
  • 1 cup (200g) granulated sugar
  • 3 large eggs, at room temperature
  • 1 and 1/2 teaspoons pure vanilla extract
  • 1/2 cup (63g) all-purpose flour
  • 1/4 teaspoon salt

Instructions

  1. Preheat oven to 350°F (177°C). Line a 9×13-inch pan with parchment paper.
  2. Melt butter and chocolate in a saucepan. Cool for 15 minutes. Whisk in sugar, then eggs, then vanilla. Fold in flour and salt.
  3. Cream butter and sugars for cookie layer. Beat in egg and vanilla. Add flour, cornstarch, baking soda, and salt. Beat in chocolate chips.
  4. Spread cookie dough in pan. Top with peanut butter cups. Pour brownie batter on top.
  5. Bake for 40-45 minutes. Tent with foil if edges brown too fast.
  6. Cool completely. Lift out of pan and cut into squares.

Notes

  • Cool completely before cutting.
  • Store leftovers at room temperature for up to 1 week.

Nutrition

  • Serving Size: 1 bar
  • Calories: 350
  • Sugar: 30g
  • Sodium: 150mg
  • Fat: 20g
  • Saturated Fat: 12g
  • Unsaturated Fat: 6g
  • Trans Fat: 0.5g
  • Carbohydrates: 40g
  • Fiber: 2g
  • Protein: 4g
  • Cholesterol: 50mg

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Creamy butter being mixed in a glass bowl using a vintage teal stand mixer in a modern kitchen with natural light.
Hi, I’m Lily!

A passionate baker who loves sharing her favorite recipes and baking tips to inspire both beginners and seasoned bakers. With a whisk in hand, she turns simple ingredients into delightful masterpieces that bring smiles.

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