These short cut chocolate chip Oreo cookie brownie bars are the ultimate dessert. Chocolate chip cookie dough layered with Oreo’s and topped with fudgy brownie batter. I like to top mine with another layer of Oreo’s and some sea salt! Perfect for birthdays and gatherings, plus using store-bought ingredients makes this super quick and mess free.

cut chocolate chip brownie cars with a glass of milk

Fudgy brownies with a layer of Oreo cookies and a chewy chocolate cookie base!

Highlights of the chocolate chip Oreo brownies:

Using boxed brownie mix and pre-made cookie dough make this quick and easy
Homemade batters can be substituted
No hand mixer or electric mixer required
Works in an 8×8 or 9×13 baking dish
Pairs great warm with a scoop of ice cream
The perfect dessert for chocolate lovers
An easy dessert for gatherings or potlucks

Short Cut Chocolate Chip Oreo Cookie Brownie Bars

First Steps:

Combine boxed brownie mix according to package directions

Grocery list & substitutions:

Boxed brownie mix, or substitute a homemade fudgy brownie recipe ( + vegetable oil and eggs)
Store-bought refrigerated cookie dough, or substitute a homemade chocolate chip cookie recipe
Oreo’s – regular or double stuffed
Flaky salt, if desired

These are the ultimate dessert bar with an ever layer of refrigerated cookie dough, gooey brownies, and double stuff Oreos! Perfect with a sprinkle of flaky sea salt on top.

If you like these Short Cut Chocolate Chip Oreo Cookie Brownie Bars, try these other amazing dessert recipes…

One-Bowl Chewy Oatmeal Raisin Cookie Bars

Peanut Butter Chocolate Chip Oatmeal Blondies

Chocolate Peanut Butter Blondies

The Best Chewy Peanut Butter Blondies

chocolate chip cookie dough in a baking dish

Second Steps:

Press cookie dough onto the bottom of the pan
Top with a layer of Oreo’s
Pour brownie batter over top
Top with another layer of Oreo cookies if desired

Tools I used for this easy dessert recipe:

Rubber Spatula – a must for any home baker!
USA Pan 8″ Square Pan – another USA Pan product I love! The corners of my bars and cakes never stick and I love the squared of edges this pan creates.

Parchment Paper – parchment paper is such a versatile item to keep on hand. I use this to line my pans after greasing.
Pyrex Mixing Bowl Set – I love this set of nesting bowls, perfect for home baking!

A great recipe for last minute events, using box mixes and store-bought cookie dough takes no time!

Pro Tips for the best ultimate brownies:

Grease with cooking spray and line baking pan with parchment paper
Start baking with less time and add more as needed
Test doneness with a toothpick or skewer
Let cool completely before slicing for best results
Slice with a serrated knife for clean slices
Enjoy as soon as possible

Variations and serving ideas:

Fold chocolate chips into the brownie batter for extra richness
Use a different flavor of cookie dough
Top with Oreo crumble’s instead or Golden Oreos
Serve for birthdays or gatherings with a scoop of vanilla ice cream

prepared baking dish with cookie dough and brownie mix

Final Steps:

After the bars are assembled, bake until done
Top with sea salt and let cool before slicing

Instructions for the Short Cut Chocolate Chip Oreo Cookie Brownie Bars:

Preheat oven to 350 degrees F. Grease or line an 8 x 8 baking dish, set aside.
In a large mixing bowl, prepare brownie mix according to package directions.
Press cookie dough into the bottom of the prepared dish, cover completely. Press half of the Oreo’s on top of the cookie dough. Pour the brownie batter over the top, spread out evenly. Top with the remaining Oreo’s.
Bake at 350 degrees for 40-45 minutes until all layers are done and a toothpick inserted into the middle comes out clean. Top with flaky sea salt if desired, and let cool completely before slicing.

Notes:

*You can add as many Oreo’s to the Oreo layer as desired!

*This recipe can also be made in a 9×13 baking dish just adjust baking time since mixture will not be as thick.

*Keep leftover bars in an airtight container for 4-5 days!

The ultimate chocolate chip cookie n’ oreo fudge brownie bar aka slutty brownies

5 from 3 votes