Go Back
–+ servings
logo

Easy Slutty Brownies Recipe

Layered cookie dough, Oreos, and brownie batter baked into one thick, gooey bar using simple boxed mixes.
Prep Time15 minutes
Cook Time45 minutes
Total Time1 hour
Servings: 24 brownies
Calories: 46kcal
Author: Lucy Brewer

Ingredients

Cookie dough

  • 1 17.5 ounce package Betty Crocker chocolate chip cookie dough mix

Ingredients from this mix (a different mix may require different ingredients)

  • ½ cup unsalted butter, softened
  • 1 large egg, room temperature

Brownie batter

  • 1 18.3 ounce box Duncan Hines chewy fudge brownie mix

Ingredients from this mix (a different mix may require different ingredients)

  • 2 large eggs, room temperature
  • 3 tablespoons water
  • ⅔ cup vegetable oil

Oreo layer

  • 1 family size package double-stuffed Oreos

Instructions

  • Preheat oven to 350 degrees F and line a 9x13 baking dish with parchment paper or aluminum foil. Make the foil or parchment long enough to hand over the edges so you can lift it out once the brownies have cooled.
  • In a large bowl, mix the cookie dough mix with softened butter and egg.
    1 17.5 ounce package Betty Crocker chocolate chip cookie dough mix 1/2 cup unsalted butter, softened, 1 large egg, room temperature
    A bowl with flour, chocolate chips, a stick of butter, and an egg on a countertop next to a bowl of cookies and a dish of eggs.
  • In a separate large bowl, mix brownie mix with eggs, water, and vegetable oil.
    1 18.3 ounce box Duncan Hines chewy fudge brownie mix, 1/2 cup unsalted butter, softened, 3 tablespoons water, 2/3 cup vegetable oil
    A glass bowl with chocolate cake mix, two cracked eggs, and oil, next to a plate of sandwich cookies and a dish with whole and cracked eggs on a marble surface.
  • Spread the chocolate chip cookie dough in an even layer on the bottom of the baking dish.
    A baking dish filled with unbaked chocolate chip cookie dough, spread evenly on parchment paper, sits on a marble countertop next to a plate of sandwich cookies.
  • Place 1 family size package double-stuffed Oreos side by side as close together as possible in a layer over the chocolate chip cookie dough.
    A baking dish lined with chocolate chip cookie dough topped with a layer of whole chocolate sandwich cookies, ready to be baked.
  • Pour brownie batter over top of the Oreo cookie layer making sure to cover each cookie evenly.
    A baking dish lined with Oreos and cookie dough, topped with a layer of chocolate brownie batter, sits on a white surface.
  • Bake for 35-40 minutes or until a toothpick inserted into the center comes out clean.
    A rectangular baking dish filled with Easy slutty brownies covered in glossy chocolate frosting sits on a marble surface, with Oreo cookies nearby.
  • Let cool before cutting and serving.
    A rectangular pan of easy slutty brownies brownies with a shiny, cracked top sits on a white surface near a bottle of milk and a bowl of chocolate sandwich cookies.

Notes

Please note - the nutrition facts for this recipe are inaccurate due to the use of mixes in the recipe. 
QR Code linking back to recipe