Banana Bread Blondies
If you’re looking for a dessert that combines two beloved treats into one scrumptious bite, look no further! These Banana Bread Blondies are the perfect fusion of moist banana bread and rich, chewy blondies. They not only satisfy your sweet tooth but also make use of those overripe bananas sitting on your countertop. Trust me, once you take a bite, you’ll understand why this recipe has become a favorite in my household.
Perfect for busy weeknights or family gatherings, these blondies are super easy to whip up and will have everyone coming back for seconds. With the warm flavors of brown sugar and cinnamon, topped off with a heavenly brown butter frosting, they are guaranteed to put a smile on anyone’s face!
Why You’ll Love This Recipe
- One-bowl wonder: No need for complicated steps or extra dishes. Just mix everything in one bowl!
- Moist and fudgy: The combination of bananas and melted butter creates a texture that’s incredibly soft and delicious.
- Family-approved: Kids and adults alike will love these sweet treats—perfect for after school or dessert!
- Make-ahead friendly: Bake them in advance; they taste just as good (if not better) the next day!
- Versatile flavors: Customize them with your favorite mix-ins to make each batch unique.

Ingredients You’ll Need
For these delightful Banana Bread Blondies, you’ll need some simple, wholesome ingredients that you might already have at home. Let’s get started!
For the Blondies
- ½ cup unsalted butter, melted
- 1 cup light brown sugar
- 2 teaspoons vanilla extract
- 1 large egg
- 1 ½ – 2 teaspoons cinnamon (to taste)
- ¼ teaspoon salt
- 1 cup flour
- ½ cup mashed banana (about one medium-large banana)
For the Brown Butter Frosting
- ¼ cup unsalted butter
- 6 tablespoons light brown sugar
- 2 tablespoons milk
- Dash of salt
- 1 teaspoon vanilla extract
- 1 cup powdered sugar
Variations
This recipe is wonderfully flexible! You can easily switch things up to suit your taste preferences or dietary needs.
- Add nuts: Toss in some chopped walnuts or pecans for an added crunch.
- Chocolate chips: Mix in a handful of chocolate chips for a decadent twist.
- Nut-free option: Replace nuts with seeds like sunflower seeds if allergies are a concern.
- Fruit additions: Fold in some chopped dried fruit like apricots or raisins for extra sweetness.
How to Make Banana Bread Blondies
Step 1: Preheat Your Oven
Start by preheating your oven to 350°F (175°C). This ensures your blondies bake evenly. While the oven warms up, line an 8 x 8 inch baking pan with aluminum foil, leaving an overhang on the sides to lift out the finished blondies easily. A quick spray with cooking spray will help prevent sticking.
Step 2: Make the Batter
In a medium bowl, combine the melted butter, light brown sugar, and salt. This is where all that caramel-like flavor starts! Mix well before adding the egg, vanilla extract, and cinnamon—each ingredient adds depth to our blondies. Finally, blend in the mashed banana until everything is smooth and creamy.
Step 3: Add Flour and Bake
Now it’s time to add the flour! Gently fold it into your batter until just combined. Be careful not to overmix—this keeps our blondies tender. Pour this delicious mixture into your prepared baking pan and smooth out the top with a spatula. Bake for about 25-30 minutes until the center has set. Once done, let them cool completely at room temperature before frosting.
Step 4: Prepare the Frosting
In a medium saucepan over medium heat, melt the butter while stirring constantly until it turns a lovely amber color—this is where that nutty flavor comes from! Then add brown sugar, milk, and a pinch of salt. Bring this mixture to a gentle boil before removing it from heat. Let it cool for about 10-15 minutes before whisking in vanilla extract and powdered sugar until smooth.
Step 5: Frost and Serve
Spread your luscious brown butter frosting over the cooled blondies generously. Allow it to set for a bit before slicing them into squares. Enjoy every gooey bite of these Banana Bread Blondies; they are sure to be a hit!
Pro Tips for Making Banana Bread Blondies
Creating the perfect batch of Banana Bread Blondies is easier than you think, and these tips will help you achieve that deliciously moist and fudgy texture!
- Use ripe bananas: The riper your bananas, the sweeter and more flavorful your blondies will be. Look for bananas with plenty of brown spots for the best taste.
- Don’t overmix the batter: Mixing just until combined ensures that your blondies stay soft and chewy. Overmixing can lead to a dense texture.
- Check for doneness: Ovens can vary, so start checking your blondies a few minutes before the recommended baking time. They should be set in the center but still slightly soft when you take them out.
- Cool completely before frosting: Allowing your blondies to cool fully prevents the frosting from melting. This ensures a beautiful finish and a delightful contrast in temperature.
- Experiment with add-ins: Feel free to mix in chocolate chips, nuts, or dried fruits to customize your blondies. These additions bring extra flavor and texture!
How to Serve Banana Bread Blondies
These Banana Bread Blondies are not only delicious on their own but also versatile enough to be dressed up for any occasion. Here are some creative ways to present them!
Garnishes
- Chopped nuts: Sprinkle some finely chopped walnuts or pecans on top of the frosting for an added crunch that complements the softness of the blondies.
- Fresh banana slices: A few thin slices of fresh banana on top can enhance both presentation and flavor, creating a lovely banana-centric treat.
Side Dishes
- Vanilla ice cream: A scoop of creamy vanilla ice cream pairs perfectly with warm blondies, creating a delightful contrast between hot and cold.
- Whipped coconut cream: For a dairy-free option, serve with whipped coconut cream. It adds a light sweetness that complements the rich flavors beautifully.
- Coffee or tea: A warm cup of coffee or herbal tea is an excellent accompaniment, enhancing the flavors of your dessert while making it an inviting afternoon snack.
With these serving suggestions, you’re sure to impress your friends and family! Enjoy every bite of your delightful Banana Bread Blondies!

Make Ahead and Storage
These Banana Bread Blondies are perfect for meal prep! You can whip them up in advance, making them a delightful treat to enjoy throughout the week or to share with friends.
Storing Leftovers
- Store leftover blondies in an airtight container at room temperature for up to 3 days.
- For longer freshness, keep them in the refrigerator for up to a week.
Freezing
- Allow the blondies to cool completely before freezing.
- Wrap individual squares tightly in plastic wrap and place them in a freezer-safe bag or container.
- They can be frozen for up to 3 months. Just label the bag with the date!
Reheating
- To enjoy your frozen blondies, remove them from the freezer and let them thaw at room temperature for about an hour.
- For a warm treat, microwave each square for about 10-15 seconds until warmed through.
FAQs
Here are some common questions you might have about making Banana Bread Blondies.
Can I use ripe bananas for Banana Bread Blondies?
Absolutely! Ripe bananas add natural sweetness and moisture, making your blondies even more delicious.
How do I know when my Banana Bread Blondies are done?
You’ll know they’re ready when the center is set and a toothpick inserted into the middle comes out clean or with just a few moist crumbs.
Can I make Banana Bread Blondies without eggs?
Yes! You can substitute the egg with a flaxseed meal mixture (1 tablespoon of flaxseed meal mixed with 2.5 tablespoons of water), which works wonderfully in this recipe.
What makes these Banana Bread Blondies special?
The combination of banana flavor with fudgy texture and brown butter frosting creates a unique dessert that’s both comforting and indulgent.
Final Thoughts
I hope you’re as excited to make these Banana Bread Blondies as I am! They combine classic flavors into a sweet treat that’s sure to please family and friends. Enjoy the process of baking, and don’t hesitate to get creative with your toppings or mix-ins. Happy baking!
Banana Bread Blondies
Indulge in the delightful fusion of flavors with these Banana Bread Blondies! This easy-to-make dessert combines the moistness of banana bread with the rich, chewy texture of blondies. Perfect for using up ripe bananas, these treats are not only a hit among kids and adults alike but are also simple to prepare in just one bowl. Topped with a creamy brown butter frosting, they’re sure to satisfy your sweet cravings any day of the week. Whether for a family gathering or a quick weeknight treat, these Banana Bread Blondies will have everyone coming back for seconds!
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Yield: About 12 servings 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
- ½ cup unsalted butter, melted
- 1 cup light brown sugar
- 2 teaspoons vanilla extract
- 1 large egg
- 1 ½ – 2 teaspoons cinnamon (to taste)
- ¼ teaspoon salt
- 1 cup flour
- ½ cup mashed banana (about one medium-large banana)
- ¼ cup unsalted butter (for frosting)
- 6 tablespoons light brown sugar (for frosting)
- 2 tablespoons milk (for frosting)
- Dash of salt (for frosting)
- 1 teaspoon vanilla extract (for frosting)
- 1 cup powdered sugar (for frosting)
Instructions
- Preheat your oven to 350°F (175°C) and line an 8×8 inch baking pan with foil.
- In a medium bowl, mix melted butter, brown sugar, and salt. Add egg, vanilla extract, and cinnamon; blend well.
- Stir in mashed banana until smooth. Fold in flour gently until just combined.
- Pour batter into the prepared pan and bake for 25-30 minutes until set in the center.
- Allow cooling completely before frosting.
Nutrition
- Serving Size: 1 serving
- Calories: 164
- Sugar: 11g
- Sodium: 70mg
- Fat: 7g
- Saturated Fat: 4g
- Unsaturated Fat: 2g
- Trans Fat: 0g
- Carbohydrates: 23g
- Fiber: 0.5g
- Protein: 2g
- Cholesterol: 20mg
