Bruno's Brownies

Time :1 hour 5 minutes
Yield :16 servings

Recipe Background

Bruno's Brownies blend chocolate and banana in perfect swirls— ideal for nostalgic rainy days.
It all started during a cozy rainy day when my best friend Bruno came over to help me move into my new place. While lugging boxes and unpacking chaos, we stumbled upon my grandmother’s box of old recipes. Amidst the yellowed papers, Bruno found one for banana brownies. Given we always joked about his love for bananas, it felt like a sign. I always have ripe bananas languishing in my kitchen, so the recipe felt destiny-bound. With the rain as our soundtrack, we decided to bake and bathe in nostalgia. Using a mix of white whole-wheat flour and cocoa powder we never guessed would blend so flawlessly, our rainy day spurred magic in the form of swirled chocolate-banana bliss. A sprinkle of semisweet chocolate chips was Bruno’s idea—because what’s cake without a bit of indulgence?
As the scent of baking filled the air, Bruno and I laughed and swapped stories, reunited with banana-chocolate swirls that transcended weather woes. One chef-y tip that stood out was swirling the batter just right—draw a knife through gently to avoid over-mixing and preserve those striking patterns. When we finally pulled the baking dish out, we let it cool a bit so every slice came out perfectly intact, a must-do for clean cuts. Those brownies saw us through conversations, debates, and even a bittersweet goodbye as Bruno left for a new job overseas. But every time I bake them, it’s as though our laughter still echoes in the kitchen.

Ingredients

  • 3/4 cup granulated sugar
  • 1/2 cup canola oil
  • 1/4 cup light brown sugar packed
  • 2 large eggs
  • 1 1/2 teaspoons vanilla extract
  • 3/4 cup white whole-wheat flour
  • 1/2 teaspoon salt
  • 2 large bananas very ripe
  • 1/2 teaspoon baking powder
  • 1/2 cup unsweetened cocoa powder
  • 1/2 cup semisweet chocolate chips

Directions

  • Preheat the oven to 350 degrees F.
  • Coat an 8-inch square baking dish with cooking spray.
  • In a large bowl, add the granulated sugar, the oil, the brown sugar, the eggs, and the vanilla and whisk to combine.
  • Stir the flour and the salt into the batter mixture.
  • In a medium bowl, add the bananas and mash them.
  • Stir the baking powder into the mashed bananas.
  • Add the banana mixture to the batter mixture and stir until it is just combined.
  • Pour 1/2 of the banana batter back into the medium bowl.
  • Add the cocoa powder and the chocolate chips to the remaining batter in the large bowl and stir until it is just combined.
  • Evenly add about 1/2 of the chocolate batter by the spoonful to the bottom of the prepared baking dish.
  • Pour the reserved banana batter on top of the chocolate batter in the baking dish, then evenly dollop the remaining chocolate batter on top.
  • Draw a butter knife through the batters to create a swirl design.
  • Bake the brownies until a toothpick inserted into the center comes out clean, about 40-45 minutes.
  • Transfer the baking dish to a wire rack and let it cool.
  • Cut the brownies into squares and serve.
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