Decadent Chocolate Chip Cookie Brownie Bars

The Ultimate Homemade Brookies Recipe: Irresistible Chocolate Chip Cookie and Brownie Bars

Prepare yourself for the ultimate dessert experience! This incredible brookies recipe masterfully combines two of America’s most beloved treats: rich, fudgy brownies and classic, chewy chocolate chip cookies. Swirled together into one decadent bar, brookies offer the best of both worlds in every single bite, creating a dessert that’s truly out of this world. Whether you’re a chocolate chip cookie enthusiast, a brownie lover, or simply seeking an extraordinary sweet treat, these bars promise an unforgettable indulgence that will have everyone reaching for more.

There’s a special joy in baking, and making these brookies from scratch with my family is always a highlight. The kids absolutely adore helping (and let’s be honest, I enjoy eating them just as much as they do!). This recipe creates incredibly soft, moist, and perfectly balanced bars that are ideal for any occasion. From casual family gatherings to festive holiday parties, or even just a cozy night in, brookies are a versatile dessert that always impress. You can serve them simply as they are, or elevate them with delicious toppings like a scoop of creamy vanilla ice cream, a drizzle of warm caramel, or a generous dollop of hot fudge. Plus, for those busy days, we’ve included fantastic time-saving tips, including options to prepare components ahead or even use convenient boxed mixes.

Overhead shot of sliced brookies.

This recipe provides a fantastic opportunity to bake delicious treats from scratch, ensuring a superior flavor and texture that truly stands out. Crafting the brownie batter and cookie dough from basic ingredients allows you to control the quality and personalize the taste to your liking. However, we understand that life gets busy! For those moments when you’re short on time but still crave homemade goodness, this recipe is incredibly adaptable. You have the flexibility to prepare both the cookie dough and brownie batter in advance, or for an even quicker solution, you can opt for a high-quality boxed brownie mix and/or store-bought chocolate chip cookie dough. This means you can enjoy these delightful brookie bars with minimal fuss, making them perfect for any schedule.

Originating from the brilliant idea of combining two classic desserts, brookies are a testament to culinary creativity. This hybrid treat brings together the chewy, buttery goodness of a chocolate chip cookie with the rich, dense, and often gooey texture of a brownie. The result is a harmonious blend that satisfies both cookie and brownie cravings simultaneously. Our recipe focuses on creating a bar format, which makes them incredibly easy to share and serve, perfect for any gathering or simply for stocking your treat jar. Get ready to fall in love with these easy-to-make, utterly delicious brookie bars!

The Allure of Brookies: Why This Recipe is a Must-Try

Our homemade brookies recipe isn’t just another dessert; it’s a guaranteed crowd-pleaser that embodies everything you love about classic baked goods, elevated to a new level. Here’s why these incredible chocolate chip cookie and brownie bars will quickly become a cherished favorite in your home:

A True Family Favorite: Loved by Both Kids & Adults Alike
These brookies strike a perfect balance that appeals to every palate. Kids are drawn to the familiar comfort of chocolate chip cookies and the fun, fudgy texture of brownies, while adults appreciate the sophisticated blend of flavors and the satisfying richness. They’re the ideal treat to bake together, creating wonderful memories in the kitchen, and even better ones around the table as everyone enjoys the delicious results. This dual appeal makes them perfect for school events, birthday parties, or simply as a comforting after-dinner treat.

Incredibly Versatile: From Scratch or Smart Shortcuts
One of the best features of this brookies recipe is its adaptability. We provide instructions for making both the brownie batter and chocolate chip cookie dough entirely from scratch, which yields the most authentic and deeply flavorful results. However, we also understand that time is precious. For convenience, you can easily use a boxed brownie mix and/or pre-made store-bought cookie dough. This flexibility ensures that you can enjoy these delicious bars regardless of your baking expertise or available time, without compromising on the fun or the fantastic taste.

The Perfect Combination: The Ultimate Duo of Brownie & Chocolate Chip Cookie
Why choose between a brownie and a cookie when you can have both? This recipe flawlessly marries the fudgy, intense chocolatey goodness of a brownie with the chewy, sweet, and slightly salty charm of a chocolate chip cookie. The magic happens when these two distinct batters are gently swirled together before baking, creating a visually stunning marbled effect and a complex flavor profile that tantalizes the taste buds. Each bite offers a delightful contrast in texture and taste, making it an experience that’s truly greater than the sum of its parts.

Overhead shot of sliced brookies.

Mastering the Brookie Art: Step-by-Step Guide

Creating these sensational brookies is a rewarding process that combines careful preparation with a touch of artistic flair. Follow these detailed steps to ensure your chocolate chip cookie and brownie bars turn out perfectly every time.

Crafting the Perfect Cookie Dough

  1. Begin by combining your dry ingredients for the cookie dough. In a large mixing bowl, whisk together the all-purpose flour, sea salt, baking powder, and baking soda. This ensures that the leavening agents and salt are evenly distributed throughout the flour, which is crucial for uniform rising and flavor in your cookies. Set this bowl aside for a moment.
  2. In a separate, larger bowl, prepare your wet ingredients. Add the softened unsalted butter, along with both brown sugar and white granulated sugar. Ensure your butter is at room temperature for optimal creaming.
  3. Using either a hand mixer or a stand mixer fitted with the paddle attachment, beat the butter and sugars on medium speed for about 1-2 minutes. You’re looking for a light and fluffy consistency, where the mixture has visibly lightened in color. This process incorporates air, which contributes to the cookies’ texture.
  4. Next, crack in the egg and add the vanilla extract to the creamed butter and sugar mixture. Continue to mix on medium speed until these new additions are fully incorporated and the mixture is smooth. Scrape down the sides of the bowl to ensure everything is well combined.
  5. With your mixer on low speed, gradually add the reserved dry flour mixture into the wet ingredients. Mix just until no streaks of flour remain. Be careful not to overmix, as this can develop the gluten in the flour too much, leading to tough cookies.
  6. Finally, with a sturdy spatula or spoon, gently fold in your chocolate chips. Distribute them evenly throughout the dough. Your delicious chocolate chip cookie dough is now ready for assembly!
Seven prep images collage with numbers of cookie dough being made.

Whipping Up Rich Brownie Batter

  1. For the brownie batter, start by combining its dry ingredients. In a large bowl, whisk together the all-purpose flour, unsweetened cocoa powder, and sea salt. This blend will form the chocolatey base of your rich brownies. Set this dry mixture aside.
  2. In another spacious bowl, add the melted unsalted butter, brown sugar, and white granulated sugar. Use a hand mixer or stand mixer and beat on medium speed for about 2 minutes. This step helps dissolve the sugars and creates a smooth, glistening base for your brownies.
  3. To the sugar and butter mixture, add the vanilla extract, olive oil (which adds extra moisture and fudginess), and the eggs. Continue mixing on medium speed for an additional 2 minutes. The mixture should become light, airy, and emulsified, contributing to the brownies’ signature chewiness.
  4. Now, gently add the reserved dry ingredients into the wet mixture. Stir until just combined. Again, avoid overmixing to keep the brownies tender.
  5. Lastly, fold in the semi-sweet chocolate chips with a spatula. Ensure they are evenly distributed throughout the rich, dark batter. Your brownie batter is now ready to meet the cookie dough!
Prep images showing brownies being made with numbered pictures.

Bringing It All Together: Assembly & Baking Secrets

  1. Preheat your oven to 350°F (175°C). Prepare a 9×13 inch baking pan by lining it with parchment paper, leaving an overhang on the sides for easy lifting. Alternatively, you can thoroughly spray the pan with cooking spray. This crucial step ensures your brookies won’t stick and can be removed cleanly.
  2. Now for the fun part: assembly! Take large spoonfuls of both the prepared cookie dough and brownie batter and drop them alternately into the lined baking dish. Aim to distribute them somewhat evenly across the entire pan, leaving small gaps and contrasting mounds of dough and batter.
  3. Using a butter knife or a skewer, gently swirl the two batters together. Make broad, gentle strokes to create a beautiful marbled effect. The goal is to combine them slightly without fully mixing, ensuring you get both cookie and brownie in each bite. Be careful not to over-swirl, as this can muddy the distinct layers. Smooth the top into an even layer.
  4. Cover the baking dish tightly with aluminum foil. This helps the brookies bake evenly and keeps the top from browning too quickly. Bake on the center rack of your preheated oven for 20 minutes.
  5. After 20 minutes, carefully remove the foil. Return the brookies to the oven and bake for an additional 15-20 minutes, or until the top is golden brown and a toothpick inserted into the center (avoiding a chocolate chip) comes out clean. The brookies should still be soft in the center but set around the edges.
  6. Once baked, remove the pan from the oven and let the brookies cool completely in the pan before slicing. This allows them to set properly, making for clean cuts. Slice into squares or bars and enjoy warm for an extra gooey treat, or at room temperature.

Quick & Easy Brookie Hacks
Short on time? No problem!
If you’re looking to expedite your brookie-making process, you can absolutely use a boxed brownie mix and/or store-bought chocolate chip cookie dough. While the flavor might have a slightly different profile compared to making them entirely from scratch, the core concept and delicious outcome will remain the same. This smart shortcut allows you to enjoy homemade-tasting brookies with significantly less prep work, perfect for spontaneous cravings or busy schedules.

Prep images showing brookies being combined and baked.

Expert Tips for Brookie Perfection

Achieving the perfect balance of brownie and cookie in your brookies requires a few expert techniques. Keep these tips in mind to ensure your bars are not only delicious but also visually appealing.

The Gentle Swirl is Key: When combining the brownie batter and cookie dough, resist the urge to over-swirl them. The aim is to create distinct pockets of cookie and brownie, resulting in a beautiful marbled pattern. If you mix them too vigorously, the batters can combine completely, leading to a muddy, uniform color rather than the attractive swirls that make brookies so special. A few gentle passes with a knife or skewer are all you need to achieve that ideal, eye-catching effect.

Smart Time-Saving Strategies: While this recipe encourages baking from scratch for the best flavor, sometimes life calls for shortcuts. If preparing both doughs from scratch feels like too much in one go, you can make them the day before. Simply store both the cookie dough and brownie batter in separate airtight containers, covered, in the refrigerator for up to 24 hours. This allows you to break up the prep work, making the final assembly and baking process much quicker and more manageable, especially for busy weeknights or unexpected guests.

Why You’ll LOVE Them!
Family Favorite: Loved by Both Kids & Adults
Versatile: Make Them from Scratch or Take Some Short-Cuts
The Perfect Combo: The Ultimate Duo of Brownie & Chocolate Chip Cookie

Angle shot of brownies in baking dish.

Frequently Asked Questions About Brookies

What Exactly Are Brookies?

Brookies are precisely what their name suggests: a delightful combination of a cookie and a brownie. This hybrid dessert takes the best elements of both classic treats and merges them into one harmonious whole. They can be baked as individual “brookie cookies” or, as in this recipe, as “brookie bars,” where layers or swirls of brownie batter and chocolate chip cookie dough are baked together in a pan and then sliced into squares. It’s the ultimate solution when you can’t decide between a cookie or a brownie!

Can Brookie Bars Be Frozen for Later Enjoyment?

Absolutely! Brookie bars are excellent for freezing, allowing you to extend their shelf life and enjoy them whenever a craving strikes. To freeze them effectively, first, allow the baked and cooled brookies to set completely. Then, slice them into individual bars. Wrap each bar tightly in aluminum foil, ensuring no air exposure, and then place the foil-wrapped bars into a freezer-safe bag or an airtight container. They can be stored in the freezer for up to 3 months. When you’re ready to enjoy, simply let the brookie bars thaw at room temperature, or warm them in the microwave for a few seconds until they are soft and gooey again.

The Mysterious Origin: Who Invented the Brookie?

Unfortunately, the precise inventor of the brookie remains unknown, and it’s highly probable that this brilliant combination was conceived independently by many passionate bakers over time. The idea of merging two popular desserts is quite natural! While popular pizza chains like Papa John’s and Domino’s have briefly featured their versions (Papa John’s with “brookies” and Domino’s with the “Marble Cookie Brownie”), neither are recognized as the original creators. The brookie’s true origin likely lies in countless home kitchens where bakers dared to combine two of the world’s favorite baked goods.

Optimal Storage for Freshness
To keep your delicious brookie bars fresh and moist, store any leftovers in an airtight container at room temperature. They will maintain their quality and delightful texture for up to 1 week. For the best experience, enjoy them at room temperature, or pop them into the microwave for 5-10 seconds. This quick warm-up will revive their gooey centers and melt the chocolate chips, making them taste as if they just came out of the oven.

Brookie bars in stack.

Unleash Your Creativity: Customizing Your Brookies

While the classic chocolate chip cookie and brownie combination is truly magical, these brookies are incredibly versatile. Feel free to unleash your creativity and switch them up to create new flavor combinations or customize them to fit a specific theme or occasion.

  • Exciting Candy Add-ins: Integrate your favorite candies for an extra burst of flavor and texture. Think colorful M&Ms, crunchy Reese’s Pieces, festive colored sprinkles, or even crushed Oreo cookies. Simply fold your chosen candy into either batter (or both!) before assembling, or sprinkle them over the top of the brookies just before baking. This is also a fantastic way to match a color scheme for a birthday party, baby shower, or holiday celebration.
  • Diverse Chocolate Variations: Don’t limit yourself to just semi-sweet chocolate chips. Experiment with different types of chocolate to change the flavor profile dramatically. Try rich dark chocolate chips for a more intense cocoa experience, creamy white chocolate chips for a sweeter contrast, or even buttery caramel chips for a chewy, melt-in-your-mouth surprise. A combination of several types of chips can also create a wonderfully complex flavor.
  • Surprising Fruit Pairings: This might sound a bit unconventional, but adding fruit to your brookies truly works! Incorporate about ½ cup of finely chopped frozen fruit into your brownie batter for a delightful sweet and tangy twist. Raspberries, strawberries, or blueberries are excellent choices that provide a refreshing burst of flavor and a lovely textural contrast to the rich chocolate and cookie. The fruit bakes down beautifully, adding moisture and a subtle fruity note.
  • Decadent Topping Inspirations: Once your brookies are baked and cooled, the possibilities for toppings are endless. For a classic touch, serve them with a generous dollop of whipped cream or a scoop of velvety vanilla ice cream. Freshly chopped fruit can add brightness and a healthy counterpoint. For ultimate indulgence, drizzle them with hot fudge sauce or a luscious caramel sauce. And of course, a sprinkle of fun, colorful sprinkles always adds a celebratory touch!
Hand holding brookie.

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Thank you so much for stopping by and taking the time to explore this recipe! If you tried these delicious brookie bars, I would absolutely love to hear from you below in the comments section. Your feedback and experiences mean a lot! If you’re eager to keep up with what The Erhardts are Eating (and discovering in their travels), be sure to follow along on Facebook, Instagram, Pinterest, Twitter& Youtube.

Happy Eating!

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Overhead shot of sliced brookies.

Easy Brookie Bars Recipe

Caitlyn Erhardt

Brookies make the ultimate dessert for any occasion. Made with brownie batter and chocolate chip cookie dough, then swirled together to form soft, irresistible bars that everyone will adore.

5 from 7 votes
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Prep Time 15 minutes
Cook Time 35 minutes
Total Time 50 minutes

Course Dessert, Snack
Cuisine American

Servings 16 Servings
Calories 278 kcal

Ingredients

  

Chocolate Brownie Batter

  • ½ Cup Unsalted Butter Melted
  • ½ Cup Brown Sugar Packed
  • ½ Cup White Granulated Sugar
  • 1 teaspoon Vanilla Extract
  • 2 Eggs
  • 1 tablespoon Olive Oil
  • ¼ teaspoon Sea Salt
  • ½ Cup All Purpose Flour
  • ½ Cup Unsweetened Cocoa Powder
  • ½ Cup Semi Sweet Chocolate Chips

Chocolate Chip Cookie Dough

  • ½ Cup Unsalted Butter Softened
  • ½ Cup Granulated White Sugar
  • ¼ Cup Brown Sugar
  • 1 teaspoon Vanilla Extract
  • 1 Egg
  • ¼ teaspoon Sea Salt
  • ¼ teaspoon Baking Powder
  • ½ teaspoon Baking Soda
  • 1 ½ Cups All Purpose Flour
  • ½-3/4 Cup Semi-Sweet Chocolate Chips

Instructions

 

Chocolate Brownie Batter

  • Combine salt, flour, and unsweetened cocoa powder into a large bowl then stir to combine. Set aside. 
  • Add the melted butter, brown sugar, and white sugar into a large bowl and mix with a hand or stand mixer on medium speed for 2 minutes.
  • Add the vanilla extract, olive oil, and eggs to the same bowl and mix an additional 2 minutes on medium speed. 
  • Add in the dry ingredients and stir until just combined. Finally, add in the chocolate chips and stir, then prepare the cookie dough.

Chocolate Chip Cookie Dough

  • Combine salt, baking powder, baking soda, and flour into a large bowl and stir to combine. Set aside.
  • In a separate bowl, mix the softened butter, brown sugar, and white sugar with a hand or stand mixer on low speed until well combined.
  • Add in the egg and vanilla extract and continue to mix. Once combined, add the flour mixture slowly to the wet ingredients and mix on low speed until combined and no flour remains.
  • Finally, stir in the chocolate chips, then assemble the brookies.

Brookie Assembly

  • Preheat your oven to 350 degrees F (175 C) and line a 9×13 inch baking pan with parchment paper or spray with cooking spray.
  • Scoop large spoonfuls of cookie dough and brownie batter into the baking dish, evenly covering the entire pan. Using a knife, gently swirl the two together so no gaps remain and the brookies are in an even layer.
  • Cover the dish with foil and bake on the center rack for 20 minutes. After 20 minutes, remove the foil and bake an additional 15-20 minutes until the top is golden and a toothpick inserted into the center comes out clean. Slice and enjoy warm.

Notes

Time Saver Tip: If needed, you can make both the cookie dough and brownie batter the day before and store them covered in the fridge for up to 24 hours.

Leftover Storage: Store leftover brookie bars in an airtight container at room temperature for up to 1 week.

Brookie Hack: For quicker prep, you can use a boxed brownie mix and/or store-bought cookie dough for the brookie bars. Note that store-bought alternatives may yield a slightly different flavor, but the overall delicious concept remains the same.

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Nutrition

Serving: 1BrookieCalories: 278kcalCarbohydrates: 61gProtein: 3.6gFat: 14.7gSaturated Fat: 8.4gCholesterol: 25.8mgSodium: 189mgPotassium: 90mgFiber: 1.6gSugar: 51gCalcium: 23mgIron: 2mg
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