5 from 1 vote
Slutty Brownies!
Prep Time
20 mins
Cook Time
30 mins
Total Time
50 mins

Chocolate Chip Cookie Base, Oreos, and Gooey Chocolate Brownie... All in One = Slutty Brownies!

Course: Traybakes
Cuisine: Brownies
Keyword: Brownies, Cookies, Oreos
Servings: 16 Pieces
Calories: 404 kcal
Author: Jane's Patisserie
Cookie Layer
  • 115 g Unsalted Butter
  • 125 g Light Brown Sugar
  • 1 Medium Egg
  • 1/2 tsp Vanilla Extract
  • 225 g Plain Flour
  • 1/2 tsp Bicarbonate of Soda
  • 1/2 tsp Salt
  • 1 tbsp Cornflour
  • 150 g Milk Chocolate Chips
Oreo Layer
  • 20-25 Oreos
Brownie Layer
  • 100 g Dark Chocolate
  • 100 g Unsalted Butter
  • 2 Medium Eggs
  • 140 g Caster Sugar
  • 50 g Plain Flour
  • 25 g Cocoa Powder
  • 150 g Milk Chocolate Chips
For the Cookie Layer
  1. Beat together your Butter and Sugar until light and fluffy!

  2. Add in the Egg, and Vanilla, and beat again till smooth.

  3. Adding the Flour, Bicarbonate, Salt and Cornflour and beat until a cookie Dough is formed!

  4. Add in the Chocolate Chips, mix, and press into the bottom of a 9x9" Square Baking Tin, lined with parchment paper. 

  5. Freeze for 20 minutes!

For the Oreo Layer
  1. Preheat your oven to 180C/160C Fan

  2. Cover the layer of Cookie, with Oreos. I keep mine whole, and just cover them!

For the Brownie Layer
  1. Melt together your Dark Chocolate with your Butter until smooth.

  2. Whisk together the Eggs and Sugar into a thick mousse like mixture, and then fold through the melted chocolate mix. 

  3. Add in the Flour, and Cocoa Powder, and fold through again.

  4. Mix through the Chocolate Chips carefully, and then pour over the Oreo layer!

  5. Bake the Slutty Brownies in the over for 25-30 minutes, or until baked through. Sometimes can take a smidge longer!

  6. Leave to cool in your tin for 10 minutes, and then carefully remove and finish cooling on a wire rack. 

  7. Cut up into your portions and enjoy!

Recipe Notes
Nutrition Facts
Slutty Brownies!
Amount Per Serving
Calories 404 Calories from Fat 189
% Daily Value*
Fat 21g32%
Saturated Fat 12g75%
Cholesterol 66mg22%
Sodium 198mg9%
Potassium 129mg4%
Carbohydrates 49g16%
Fiber 2g8%
Sugar 34g38%
Protein 4g8%
Vitamin A 430IU9%
Vitamin C 0.1mg0%
Calcium 47mg5%
Iron 3mg17%
* Percent Daily Values are based on a 2000 calorie diet.