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Irresistible 4-Ingredient Oreo Brownies That Wow Everyone

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Fudgy, rich Oreo brownies packed with chunks of cookies in every bite. Easy to make in one bowl with pantry staples, these brownies are the perfect crowd-pleasing treat for any occasion.

  • Total Time: 40 minutes
  • Yield: 16 brownies

Ingredients

  • 1 cup unsalted butter, melted and slightly cooled
  • 2 cups granulated sugar
  • 4 large eggs, room temperature
  • 1 teaspoon vanilla extract
  • 1 cup all-purpose flour
  • 3/4 cup cocoa powder
  • 1/2 teaspoon salt
  • 1 1/2 cups crushed Oreos (leave chunks for texture)

Instructions

  1. Preheat oven to 350°F (175°C) and line a 9×13-inch metal baking pan with parchment paper.
  2. Whisk melted butter and sugar until sandy in texture.
  3. Beat in eggs one at a time, then add vanilla extract.
  4. Gently stir in flour, cocoa powder, and salt until just combined.
  5. Fold in crushed Oreos, being careful not to overmix.
  6. Spread batter evenly in the pan and smooth the top.
  7. Bake for 25–30 minutes, until a toothpick inserted comes out with moist crumbs.
  8. Cool completely in the pan before slicing into squares.

Notes

  • Swirl in peanut butter for a salty-sweet twist.
  • Use mint or seasonal Oreos for fun variations.
  • Press extra Oreos on top before baking for a dramatic look.
  • Sprinkle flaky sea salt on top for balance.
  • Store in an airtight container at room temperature for up to 3 days or freeze for up to 1 month.
  • Author: Amelia
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Nutrition

  • Serving Size: 1 brownie
  • Calories: 250
  • Sugar: 22g
  • Sodium: 120mg
  • Fat: 12g
  • Saturated Fat: 7g
  • Unsaturated Fat: 4g
  • Trans Fat: 0g
  • Carbohydrates: 34g
  • Fiber: 2g
  • Protein: 3g
  • Cholesterol: 55mg