Slutty Brownies: The Decadent Cookie-Brownie Hybrid Dessert 🍪🍫✨
Table of contents
1. Introduction

Dive into the ultimate indulgence with Slutty Brownies, a decadent treat that layers chocolate chip cookie dough, crunchy Oreos, and rich fudgy brownies into one irresistible dessert. This hybrid creation is perfect for parties, potlucks, or satisfying your sweet tooth—it’s easy to make, uses simple ingredients, and delivers maximum flavor and texture in every bite. Whether you’re a chocolate lover, a baking enthusiast, or simply looking to impress with a show-stopping dessert, these brownies are sure to become a favorite.
To understand the science behind achieving perfectly fudgy brownies, visit this link. For tips on crafting chewy chocolate chip cookies, explore our guide on cookie perfection here.
2. What Are Slutty Brownies?
Slutty Brownies redefine indulgence by combining three beloved components into one layered masterpiece: gooey chocolate chip cookie dough at the bottom, a crunchy Oreo layer in the middle, and a rich fudgy brownie topping. The result is a harmonious blend of textures—soft, chewy, and crispy—and flavors—rich chocolate and buttery cookie dough—that create an unforgettable experience. Whether served at birthdays, holidays, or as a fun weekend baking project, these brownies are guaranteed to delight.
For more layered dessert ideas, browse our collection of party-worthy treats here.
3. Ingredients List (Exact Measurements)
To create these mouthwatering Slutty Brownies, gather the following ingredients:
For the Cookie Dough Layer:
- ½ cup unsalted butter (melted)
- ½ cup granulated sugar
- ¼ cup brown sugar (packed)
- 1 large egg yolk
- 1 teaspoon vanilla extract
- 1 cup all-purpose flour
- ½ teaspoon salt
- ½ cup chocolate chips
For the Oreo Layer:
- 16–20 Oreo cookies (regular or Double Stuf)
The Brownie Layer:
- 1 box of fudgy brownie mix (or homemade brownie batter)
- Eggs, oil, and water (as directed on the box, or substitute with homemade ingredients)
These carefully selected ingredients ensure your brownies will be both indulgent and balanced. For more ingredient inspiration, explore our guide on creative baking ideas here.
4. Step-by-Step Instructions
Preparing the Cookie Dough Layer

In a mixing bowl, combine ½ cup of melted butter, ½ cup of granulated sugar, and ¼ cup of packed brown sugar until smooth. Stir in 1 large egg yolk and 1 teaspoon of vanilla extract. Gradually add 1 cup of all-purpose flour and ½ teaspoon of salt, mixing until just combined. Fold in ½ cup of chocolate chips. Press the dough evenly into the bottom of a greased 8×8-inch baking pan. For cookie dough tips, visit our guide on chewy cookie techniques here.
Adding the Oreo Layer

Arrange 16–20 Oreo cookies in a single layer over the cookie dough, pressing them gently to adhere. You may need to cut some cookies to fit the edges of the pan. For Oreo variations, explore our collection of fun dessert ideas here.
Making the Brownie Layer

Prepare the brownie batter according to package instructions (or use your favorite homemade recipe). Pour the batter evenly over the Oreo layer, spreading it gently with a spatula to cover the cookies completely. For brownie-making advice, explore our resource on fudgy brownie science here.
Baking the Slutty Brownies

Preheat the oven to 350°F (175°C). Bake for 30–35 minutes or until the brownie layer is set and a toothpick inserted into the center comes out with moist crumbs (not wet batter). Let cool completely in the pan before slicing into squares. For presentation ideas, explore our guide on dessert styling here.
5. Customizing Your Slutty Brownies
To make your Slutty Brownies truly unique, consider these customizations:
- Cookie Variations: Swap chocolate chip cookies for peanut butter or snickerdoodle dough for a unique twist.
- Extra Indulgence: Add a drizzle of caramel sauce or melted chocolate on top for added richness.
- Oreo Flavors: Experiment with mint, peanut butter, or golden Oreos for a different flavor profile.
- Gluten-Free Option: Use gluten-free cookie dough and brownie mix for a safe alternative.
These tweaks ensure the recipe suits diverse tastes and dietary needs. For more customization ideas, check out our easy swaps here.
6. Serving Suggestions

These brownies shine when served warm with a scoop of vanilla ice cream or a dollop of whipped cream for added richness. Pair them with a glass of cold milk or coffee for a cozy treat. Package them in decorative boxes or bags for thoughtful homemade gifts during holidays or special occasions. For more pairing ideas, browse our collection of holiday dessert inspiration here.
7. Variations and Substitutions
This recipe is highly adaptable:
- Vegan Option: Use plant-based butter, egg substitutes, and dairy-free chocolate chips for a fully vegan version.
- Flour Substitutes: Use almond flour instead of all-purpose flour for a nuttier texture.
- Nuts Addition: Add walnuts or pecans to the brownie layer for extra crunch.
These variations ensure everyone can enjoy the brownies. For more substitution ideas, check out our healthy swaps here.
8. Nutritional Information
Each slice of Slutty Brownies contains approximately 350 calories. Here’s the macronutrient breakdown per bar:
- Carbohydrates: 45g
- Fats: 18g
- Proteins: 4g
Please note these values may vary slightly based on portion sizes and specific ingredients used. Enjoy responsibly!
9. FAQs Section
Here are answers to some common questions about this recipe:
Q: Can I make Slutty Brownies ahead of time?
Yes, store in an airtight container at room temperature for up to 3 days or in the fridge for up to a week. Bring to room temperature before serving for the best texture.
Q: Why did my layers not stick together?
If your layers separated, ensure each layer is pressed firmly and evenly into the pan to prevent gaps. Chilling the assembled layers briefly before baking can also help.
Q: Can I freeze these brownies?
Yes, wrap individually in plastic wrap and freeze for up to 3 months. Thaw at room temperature before serving for optimal taste and texture.
Q: What can I use instead of boxed brownie mix?
Use your favorite homemade brownie recipe for a more customized flavor. Adjust sweetness and texture to suit your preferences.
10. Conclusion
Making Slutty Brownies is a simple yet rewarding way to indulge in a decadent treat that combines the best of cookies, brownies, and Oreos. With their irresistible layers, endless customization options, and crowd-pleasing appeal, these brownies are sure to become a go-to dessert for any occasion. Whether you stick to the original recipe or experiment with your own twists, this dessert promises to delight everyone who tries it.
We’d love to see your creations! Share your photos on social media using the hashtag #SluttyBrownies and tag us for a chance to be featured. Have feedback or questions? Leave a comment below—we’re here to help! For more easy dessert recipes, explore our collection of sweet indulgence treats here. Happy baking! 🍪🍫✨
Print
Slutty Brownies
Indulge in Slutty Brownies—a sinful treat layering chocolate chip cookies, Oreos, and fudgy brownies into one irresistible dessert. Perfect for parties or satisfying your sweet tooth! 🎉🍴
- Total Time: 55 minutes
- Yield: 9 bars 1x
Ingredients
- For the Cookie Dough Layer:
- ½ cup unsalted butter (melted)
- ½ cup granulated sugar
- ¼ cup brown sugar (packed)
- 1 large egg yolk
- 1 tsp vanilla extract
- 1 cup all-purpose flour
- ½ tsp salt
- ½ cup chocolate chips
- For the Oreo Layer:
- 16–20 Oreo cookies (regular or Double Stuf)
- For the Brownie Layer:
- 1 box of fudgy brownie mix (or homemade brownie batter)
- Eggs, oil, and water (as directed on the box, or substitute with homemade ingredients)
Instructions
- Preparing the Cookie Dough Layer: In a mixing bowl, combine melted butter, granulated sugar, and brown sugar until smooth. Stir in the egg yolk and vanilla extract. Gradually add flour and salt, mixing until just combined. Fold in the chocolate chips. Press the dough evenly into the bottom of a greased 8×8-inch baking pan.
- Adding the Oreo Layer: Arrange Oreo cookies in a single layer over the cookie dough, pressing them gently to adhere. You may need to cut some cookies to fit the edges of the pan.
- Making the Brownie Layer: Prepare the brownie batter according to package instructions (or use your favorite homemade recipe). Pour the batter evenly over the Oreo layer, spreading it gently with a spatula to cover the cookies completely.
- Baking the Slutty Brownies: Preheat the oven to 350°F (175°C). Bake for 30–35 minutes or until the brownie layer is set and a toothpick inserted into the center comes out with moist crumbs (not wet batter). Let cool completely in the pan before slicing into squares.
Notes
- For a gluten-free option, use gluten-free cookie dough and brownie mix.
- Vegan alternative: Substitute plant-based butter, egg substitutes, and dairy-free chocolate chips.
- Storage tip: Store in an airtight container at room temperature for up to 3 days, in the fridge for up to a week, or freeze for longer storage.
- Prep Time: 20 minutes
- Cook Time: 35 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American-inspired
Nutrition
- Serving Size: 1 bar (1/9th of the recipe)
- Calories: 340 kcal
- Sugar: 28 g
- Sodium: 180 mg
- Fat: 18 g
- Saturated Fat: 9 g
- Unsaturated Fat: 7 g
- Trans Fat: 0 g
- Carbohydrates: 42 g
- Fiber: 2 g
- Protein: 4 g
- Cholesterol: 40 mg