Banana Bread Brownies

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Transform your baking experience with these delicious Banana Bread Brownies, topped with an irresistible brown butter frosting. Perfect for those who love the sweet, comforting flavors of banana bread in a delightful brownie form.

Banana Bread Brownies


For the Brownies:

  • 2 Eggs
  • 3 Bananas, mashed
  • 1 1/2 cups Sugar
  • 1 cup Sour Cream
  • 1/2 cup Butter, softened
  • 2 teaspoons Vanilla Extract
  • 2 cups All-Purpose Flour
  • 1 teaspoon Baking Soda
  • 3/4 teaspoon Salt
  • 1/2 cup Walnuts, chopped

For the Frosting:

  • 1/2 cup Butter
  • 3 cups Powdered Sugar
  • 1 1/2 teaspoons Vanilla Extract
  • 3 tablespoons Milk


  1. Brownies:
    • Preheat your oven to 375°F. Grease a 13 x 9-inch baking pan.
    • In a large bowl, cream together sugar, sour cream, butter, and eggs until smooth.
    • Mix in mashed bananas and vanilla extract.
    • Gradually blend in flour, baking soda, and salt for about 1 minute. Fold in chopped walnuts.
    • Spread the batter evenly in the prepared pan. Bake for 25 minutes or until golden brown. Allow to cool slightly.
  2. Frosting:
    • Melt butter in a saucepan over medium heat. Once it turns medium brown, remove from heat.
    • Gradually whisk in powdered sugar, adding milk to achieve desired consistency. Mix in vanilla extract.
    • Pour and smooth the frosting over the warm brownies.
  3. Finishing:
    • Let the brownies cool completely before cutting into bars.

These Banana Bread Brownies offer the best of both worlds, combining the sweetness of bananas with the indulgent texture of brownies, all topped off with a velvety frosting. They’re sure to satisfy your dessert cravings!

Prep Time: 10 minutes Cook Time: 25 minutes Total Time: 35 minutes Yield: 2 dozen large bars

Banana Bread Brownies FAQS

How Do You Know When Banana Bread is Done Baking?

To check if banana bread is fully baked:

  • Toothpick Test: Insert a toothpick into the center of the bread. If it comes out clean or with a few moist crumbs (but no wet batter), it’s done.
  • Check for Bounce-Back: Gently press the top of the bread with a finger. If it springs back, it’s likely done.
  • Look for Golden Brown Color: The bread should have a nice golden-brown crust.
  • Baking Time: Most banana bread recipes take about 50-60 minutes to bake, but always start checking a bit earlier since oven temperatures can vary.

How Ripe is Too Ripe for Banana Bread?

For banana bread, the riper the bananas, the better – up to a point. Overripe bananas that are black and oozy have gone too far and can impart a fermented taste. Ideally, bananas should be very ripe with a lot of black spots on the skin, which indicates they are sweet and soft, perfect for mashing.

How Do You Store Freshly Baked Banana Bread?

To store banana bread:

  • Cool Completely: Let it cool to room temperature to avoid condensation which can make it soggy.
  • Wrap Tightly: Wrap it in plastic wrap or aluminum foil. This keeps it moist.
  • Room Temperature: Store at room temperature for up to 3-4 days.
  • Refrigerate for Longer Storage: For longer storage, keep it in the fridge for up to a week.

What To Do If Banana Bread Is Too Dry?

If banana bread turns out too dry:

  • Mistake in Measurement: Ensure accurate measurements of ingredients, especially the flour and bananas, to prevent dryness in future bakes.
  • Reviving Dry Bread: Try toasting slices and serving with butter or a drizzle of honey. Making a trifle or bread pudding are other delicious ways to repurpose dry banana bread.
  • Add Moisture: If it’s slightly dry, serve it with a moist topping like whipped cream, a scoop of ice cream, or a drizzle of syrup.

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