Go Back

Ultimate Cookie Oreo Brownies

Triple-layered fudgy brownies with crushed Oreos and cookie butter cookies, creating an irresistible decadent chocolate dessert.
Print Recipe Pin Recipe
Prep Time 20 minutes
Cook Time 40 minutes
Total Time 1 hour
Servings: 16 brownies
Course: Dessert, Snack
Cuisine: American
Calories: 320
Ingredients Equipment Method Notes

Ingredients
  

Brownie Layers
  • 1 box brownie mix plus required eggs, oil, water per package
  • 16 Oreo cookies crushed into rough pieces
  • 1 cup cookie butter cookies crushed
  • 0.5 cup semi-sweet chocolate chips
  • Cooking spray or butter for greasing

Equipment

  • 9x13-inch baking pan
  • Mixing bowls
  • Spatula
  • Rolling pin
  • Wire cooling rack

Method
 

  1. Preheat oven to 350°F (175°C). Line 9x13 inch baking pan with parchment paper, leaving overhang. Grease lightly.
  2. Prepare brownie batter according to package instructions, mixing until just combined.
  3. Pour half of brownie batter into prepared pan, spreading evenly to corners.
  4. Crush Oreo cookies into rough pieces and sprinkle evenly over first brownie layer.
  5. Crush cookie butter cookies and sprinkle over Oreo layer.
  6. Pour remaining brownie batter over cookie layers, spreading gently to cover completely.
  7. Sprinkle chocolate chips evenly over top layer.
  8. Bake 35-45 minutes until toothpick comes out with few moist crumbs. Cool completely in pan for 2 hours.
  9. Lift brownies using parchment overhang, cut into squares with sharp knife, and serve.

Notes

For cleanest cuts, refrigerate brownies for 1 hour before slicing. Wipe knife between cuts. Store in airtight container at room temperature for 4 days or refrigerate for 1 week.