Go Back
–+ servings
Banana Bread Brownies with Brown Butter Frosting

Decadent Banana Bread Brownies with Brown Butter Frosting

These Banana Bread Brownies with Brown Butter Frosting are a perfect blend of chewy brownie goodness and the classic flavor of banana bread.
Print Recipe Pin Recipe
Prep Time 10 minutes
Cook Time 25 minutes
Total Time 35 minutes
Servings: 12 slices
Course: Desserts
Calories: 250
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Brownies
  • 1 cup Sugar Provides sweetness and moisture.
  • 1 cup Sour Cream Adds tenderness and moisture.
  • 1/2 cup Butter Contributes richness to the batter.
  • 2 large Eggs Binds the ingredients together.
  • 3 large Ripe Bananas Imparts natural sweetness.
  • 1 teaspoon Vanilla Extract Enhances flavor with warmth.
  • 1 1/2 cups All-Purpose Flour Forms the structure of the brownies.
  • 1 teaspoon Baking Soda Acts as a leavening agent.
  • 1/2 teaspoon Salt Balances the sweetness.
  • 1/2 cup Chopped Walnuts Optional, adds crunch.
For the Brown Butter Frosting
  • 2 cups Powdered Sugar Provides sweetness and smooth texture.
  • 1/4 cup Milk Adjusts the consistency of the frosting.

Equipment

  • Oven
  • Mixing Bowl
  • Jelly Roll Pan
  • Hand Mixer

Method
 

Step-by-Step Instructions
  1. Preheat your oven to 375°F (190°C) and grease a 15x10-inch jelly roll pan.
  2. In a large mixing bowl, combine sugar, sour cream, softened butter, and eggs. Blend until creamy and smooth.
  3. Gently stir in the mashed ripe bananas and vanilla extract until fully incorporated.
  4. Sift in the flour, baking soda, and salt, mixing until just combined. Optionally fold in walnuts.
  5. Pour the batter into the prepared pan and bake for 20-25 minutes until golden and a toothpick comes out clean.
  6. Melt butter in a saucepan over medium heat until golden brown, then whisk in powdered sugar, vanilla, and milk to make frosting.
  7. Once the brownies cool slightly, spread the frosting on top while they are still warm.

Nutrition

Serving: 1sliceCalories: 250kcalCarbohydrates: 35gProtein: 3gFat: 12gSaturated Fat: 6gPolyunsaturated Fat: 2gMonounsaturated Fat: 4gCholesterol: 40mgSodium: 150mgPotassium: 250mgFiber: 1gSugar: 20gVitamin A: 300IUVitamin C: 5mgCalcium: 20mgIron: 1mg

Notes

Store in an airtight container at room temperature for up to 3 days, or refrigerate for up to 5 days.

Tried this recipe?

Let us know how it was!