These Banana Bread Brownies with brown butter frosting are a delightful twist on classic banana bread. Perfect for sharing at gatherings or enjoying as a sweet treat at home, these brownies combine the rich flavors of bananas with the indulgence of frosting. Youβll love how easy they are to make and how quickly they disappear from the table!
Why Youβll Love This Recipe
- Irresistible Flavor: The combination of ripe bananas and rich brown butter creates a unique flavor profile thatβs hard to resist.
- Easy to Make: With simple ingredients and straightforward steps, anyone can whip up these brownies in no time!
- Versatile Treat: Perfect for dessert, snacks, or even breakfast β these brownies fit any occasion.
- Crowd-Pleaser: Theyβre a hit among friends and family, making them an ideal choice for parties and potlucks.
Tools and Preparation
Before diving into this delicious recipe, gather your tools. Having everything ready will streamline the baking process.
Essential Tools and Equipment
- Mixing bowls
- Whisk
- Spatula
- 9Γ13-inch baking pan
- Parchment paper
Importance of Each Tool
- Mixing bowls: Essential for combining ingredients effectively, ensuring a smooth batter.
- Whisk: Helps incorporate air into the mixture, resulting in lighter brownies.
- Spatula: Ideal for folding in ingredients gently without deflating the batter.
- 9Γ13-inch baking pan: Provides the perfect size for evenly baked brownies.
Ingredients
These banana bread brownies with brown butter frosting are so addictive! Learn the easy recipe, and prepare to be hooked.
For the Brownies
- 1 1/2 cups granulated sugar
- 1 cup sour cream
- 1/2 cup butter, softened
- 2 large eggs
- 3-4 ripe bananas, mashed
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- 1 teaspoon baking soda
- 3/4 teaspoon salt
- 1/2 cup chopped walnuts
For the Frosting
- 1/4 cup butter
- 3-4 cups powdered sugar
- 1 1/2 teaspoons vanilla extract
- 2-3 tablespoons milk
How to Make Banana Bread Brownies
Step 1: Preheat the Oven
Preheat your oven to 375 degrees Fahrenheit. Grease and line a 9Γ13-inch pan with cooking spray and parchment paper, leaving an overhang on the sides.
Step 2: Prepare the Brownie Batter
In a large bowl, beat together:
1. Granulated sugar
2. Sour cream
3. Softened butter
4. Eggs
Continue mixing until creamy. Then add:
β Mashed bananas
β Vanilla extract
Step 3: Combine Dry Ingredients
Sift together:
β All-purpose flour
β Baking soda
β Salt
Gently fold this mixture into your wet ingredients using a spatula until just combined. Finally, mix in:
β Chopped walnuts
Step 4: Bake the Brownies
Spread the batter evenly into your prepared pan. Bake for 30-35 minutes or until golden brown. Allow cooling in the pan for about 10 minutes before adding frosting.
Step 5: Make the Frosting
While your brownies cool, prepare the frosting:
1. Heat butter in a large pan over medium heat until it boils and browns.
2. Stir frequently to avoid burning.
3. Remove from heat and transfer to a bowl.
Add half of:
β Powdered sugar
β Vanilla extract
β Milk
Whisk until smooth, adjusting consistency with more powdered sugar if necessary.
Step 6: Frost and Serve
Spread the warm frosting over your cooled banana bread brownies. Slice them up and enjoy this delightful treat!
How to Serve Banana Bread Brownies
Banana bread brownies are a delightful treat that can be enjoyed in various ways. Whether you want to impress guests or simply indulge in a sweet snack, here are some serving suggestions to elevate your experience.
With Fresh Fruit
- Sliced Strawberries: The sweetness of fresh strawberries complements the rich flavors of the brownies.
- Banana Slices: Enhance the banana flavor by adding fresh banana slices on top of each brownie.
- Mixed Berries: A mix of blueberries, raspberries, and blackberries adds a tart contrast.
Pair with Ice Cream
- Vanilla Ice Cream: A scoop of vanilla ice cream on a warm brownie creates a delicious contrast in temperature and taste.
- Chocolate Ice Cream: For chocolate lovers, this pairing intensifies the dessert experience.
Drizzle with Sauce
- Caramel Sauce: A drizzle of warm caramel sauce adds an extra layer of sweetness.
- Chocolate Sauce: Add a rich chocolate sauce for an indulgent treat that will satisfy any sweet tooth.
How to Perfect Banana Bread Brownies
Achieving the perfect banana bread brownies is all about technique and attention to detail. Here are some tips to ensure your brownies come out just right.
- Use Ripe Bananas: Overripe bananas provide more sweetness and moisture, enhancing the flavor of your brownies.
- Donβt Overmix: Mix just until combined to keep your brownies tender and chewy.
- Check for Doneness Early: Ovens vary, so start checking for doneness a few minutes before the suggested baking time.
- Cool Before Frosting: Let the brownies cool slightly before frosting; this prevents the frosting from melting into the brownies.
Best Side Dishes for Banana Bread Brownies
Pairing side dishes with banana bread brownies can create a balanced dessert table. Consider these delightful options:
- Fresh Fruit Salad: A refreshing mix of seasonal fruits provides a light contrast.
- Whipped Cream: Light and airy whipped cream enhances the richness of the brownies.
- Chia Seed Pudding: This nutritious option adds texture and complements the sweetness of the brownies.
- Yogurt Parfait: Greek yogurt layered with granola and berries offers a creamy texture that balances out the dessertβs sweetness.
- Nut & Seed Mix: A crunchy mix brings a savory element that pairs well with sweet treats.
- Tea or Coffee: A warm beverage makes for a cozy pairing that enhances flavors.
Common Mistakes to Avoid
Avoiding common mistakes can make your Banana Bread Brownies even better. Here are some pitfalls to watch for:
- Using unripe bananas: Unripe bananas donβt provide the sweetness or moisture needed. Make sure your bananas are ripe for maximum flavor.
- Overmixing the batter: Overmixing can lead to dense brownies. Mix just until combined for a light and fluffy texture.
- Not measuring ingredients accurately: Baking is precise. Use a kitchen scale or measuring cups to ensure youβre using the right amounts.
- Skipping the cooling time: Frosting warm brownies can cause a melty mess. Allow them to cool completely before frosting.
- Using too much flour: This can dry out your brownies. Spoon and level the flour when measuring for accuracy.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container.
- Can be kept for up to 5 days in the fridge.
Freezing Banana Bread Brownies
- Wrap each brownie in plastic wrap, then place in a freezer bag.
- They can be frozen for up to 3 months.
Reheating Banana Bread Brownies
- Oven: Preheat to 350Β°F, cover with foil, and heat for about 10 minutes.
- Microwave: Heat individual pieces on medium power for 15-20 seconds.
- Stovetop: Warm on low heat in a non-stick skillet, flipping occasionally.
Frequently Asked Questions
Here are some frequently asked questions about making Banana Bread Brownies.
Can I use different nuts in Banana Bread Brownies?
You can substitute walnuts with pecans or even omit nuts entirely for a nut-free version.
How do I know when the Banana Bread Brownies are done?
Check for a golden brown top and insert a toothpick; it should come out clean or with few moist crumbs attached.
What if I donβt have sour cream?
You can use Greek yogurt as a great alternative that will keep your brownies moist.
Can I add chocolate chips to my Banana Bread Brownies?
Absolutely! Chocolate chips will add extra richness and flavor; just fold them into the batter before baking.
How can I customize my Banana Bread Brownies?
Feel free to add spices like cinnamon or nutmeg, or try adding dried fruits for more variety!
Final Thoughts
These Banana Bread Brownies are a delightful twist on classic flavors, making them perfect for any dessert table. Their adaptability means you can customize them with your favorite mix-ins or toppings. Give this easy recipe a try, and you may find yourself baking them again and again!

Banana Bread Brownies
- Author: Adeline
- Total Time: 50 minutes
- Yield: About 24 servings 1x
Description
Indulge in the deliciousness of Banana Bread Brownies, a delightful fusion of moist banana bread and rich brown butter frosting. This easy-to-follow recipe transforms overripe bananas into a sweet treat thatβs perfect for any occasion, whether youβre hosting a gathering or enjoying a cozy night in. With simple ingredients and straightforward instructions, these brownies promise to be a crowd-pleaser that disappears quickly from the table. The combination of ripe bananas and fluffy frosting creates a melt-in-your-mouth experience that will have everyone coming back for more!
Ingredients
- 1 Β½ cups granulated sugar
- 1 cup sour cream
- Β½ cup butter, softened
- 2 large eggs
- 3β4 ripe bananas, mashed
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- 1 teaspoon baking soda
- ΒΎ teaspoon salt
- Β½ cup chopped walnuts
Instructions
- Preheat your oven to 375Β°F (190Β°C). Grease and line a 9Γ13-inch pan with parchment paper.
- In a large mixing bowl, beat together granulated sugar, sour cream, softened butter, and eggs until creamy. Stir in mashed bananas and vanilla extract.
- Sift together flour, baking soda, and salt. Gently fold into the wet mixture using a spatula until just combined. Mix in chopped walnuts.
- Spread the batter evenly in the prepared pan and bake for 30-35 minutes or until golden brown. Let cool for about 10 minutes before frosting.
- For frosting: Heat butter in a pan over medium heat until browned; transfer to a bowl. Mix in powdered sugar and vanilla extract, adjusting with milk for desired consistency.
- Spread frosting over cooled brownies, slice, and serve.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 brownie (50g)
- Calories: 180
- Sugar: 20g
- Sodium: 150mg
- Fat: 7g
- Saturated Fat: 4g
- Unsaturated Fat: 2g
- Trans Fat: 0g
- Carbohydrates: 26g
- Fiber: 1g
- Protein: 2g
- Cholesterol: 20mg
Keywords: Use overripe bananas for maximum sweetness and moisture. Customize by adding chocolate chips or swapping walnuts for pecans. Allow brownies to cool completely before adding frosting to prevent melting.








