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The Best Box Mix Brownies

Prep Time5 mins
Cook Time35 mins
Cooling Time20 mins
Total Time1 hr
Course: Dessert
Cuisine: American


  • 1 box fudge brownie mix
  • ¼ cup brewed and cooled coffee not hot
  • ½ cup vegetable oil
  • 2 eggs
  • 1 teaspoon vanilla extract
  • 2 oz semi sweet chocolate bar half of the bar
  • 8 Oreo cookies


  • Preheat oven to 350 degrees.
  • Whisk together coffee, oil, eggs, and vanilla extract.
  • Add in brownie mix and stir to combine.
  • Coarsely chop chocolate and add in 2 ounces of the chocolate bar to the batter, reserving the other half for topping.
  • Coarsely chop the Oreos and add 6 of the chopped cookies to the batter, reserving the other 2 chopped cookies for topping.
  • Line a square baking pan with parchment paper and spray with nonstick spray.
  • Pour the batter into the baking pan and then top with remaining chopped chocolate and Oreos.
  • Bake for 35 minutes.
  • Let cool for 20 minutes before slicing.
  • Enjoy with a cold glass of milk! YUM!