Growing up, my grandma’s famous Banana Blondies were the stuff of legends. Whenever she’d pull that pan out of the oven, the irresistible aroma of ripe bananas, warm brown sugar, and toasted walnuts would fill the entire house. It was pure heaven, and we couldn’t wait to dig in.

To this day, those Banana Blondies remain one of my all-time favorite comfort foods. There’s just something so cozy and satisfying about that perfect balance of chewy, fudgy texture and sweet banana flavor. I can still picture my grandma’s smile as she’d watch us devour them, one after the other.

Now, I’m thrilled to share my grandma’s classic Banana Blondies recipe with all of you. It’s the ultimate crowd-pleasing treat that’s sure to become a new staple in your kitchen. Trust me, once you try these, you’ll never look at banana bread the same way again.

Why This Banana Blondies Recipe Will Become Your Go-To

The Secret Behind Perfect Banana Blondies

What sets this Banana Blondies recipe apart is the perfect balance of flavors and textures. The combination of warm, gooey banana, rich brown sugar, and crunchy walnuts creates a truly addictive result. Plus, the easy, one-bowl mixing method means you can whip up a batch in no time.

The secret is all in the technique. By melting the butter before mixing it in, you end up with a beautifully fudgy, dense texture that’s not too cakey. And mashing the ripe bananas until they’re almost smooth ensures every bite is packed with that signature banana flavor. It’s a simple swap that makes all the difference.

Essential Ingredients You’ll Need

To make these irresistible Banana Blondies, you’ll need just a handful of basic ingredients:

  • 1/2 cup unsalted butter, melted – This provides the rich, decadent base for the blondies.
  • 1 cup brown sugar – The brown sugar adds a deep, caramelized sweetness that pairs perfectly with the bananas.
  • 2 large eggs – The eggs help bind everything together and give the blondies their fudgy texture.
  • 1 cup mashed ripe bananas (about 2-3 medium bananas) – Ripe bananas are key for maximum banana flavor.
  • 1 teaspoon vanilla extract – A touch of vanilla enhances all the other flavors.
  • 1 1/4 cups all-purpose flour – The flour gives the blondies structure and substance.
  • 1 teaspoon baking powder – Baking powder helps the blondies rise and develop that perfect crackly top.
  • 1/4 teaspoon salt – A pinch of salt balances the sweetness.
  • 1/2 cup chopped walnuts or pecans (optional) – The nuts add a lovely crunch and nutty flavor.

With these simple, wholesome ingredients, you’ll be well on your way to Banana Blondies perfection.

Step-by-Step Banana Blondies Instructions

Preparing Your Banana Blondies

Prep time for these Banana Blondies is just 15 minutes, and the total time from start to finish is 45 minutes. You’ll need a 9×13-inch baking pan, a mixing bowl, and a hand mixer or whisk.

1- Preheat your oven to 350°F and grease the baking pan with butter or nonstick cooking spray. In a large bowl, melt the 1/2 cup of unsalted butter in the microwave or on the stovetop.

2- Once the butter is melted, add the 1 cup of brown sugar and use a hand mixer or whisk to beat the mixture until it’s smooth and well combined.

3- Next, crack in the 2 large eggs and beat again until the mixture is light and fluffy, about 1-2 minutes.

4- Fold in the 1 cup of mashed ripe bananas and 1 teaspoon of vanilla extract until everything is evenly incorporated. You’ll want the banana to be mashed until it’s almost smooth.

5- In a separate bowl, whisk together the 1 1/4 cups of all-purpose flour, 1 teaspoon of baking powder, and 1/4 teaspoon of salt.

6- Gently fold the dry ingredients into the wet mixture until just combined, being careful not to overmix. If you’re using nuts, fold in the 1/2 cup of chopped walnuts or pecans now.

Pour the batter into your prepared baking pan and smooth the top. Bake for 30 minutes, or until a toothpick inserted in the center comes out clean. Allow the Banana Blondies to cool completely before cutting into squares.

Pro Tips for Success

  • For the best banana flavor, use ripe, speckled bananas. The riper they are, the sweeter they’ll taste.
  • Don’t overmix the batter once the dry ingredients are added. This can lead to a tough, dense texture.
  • Bake the blondies until a toothpick inserted in the center comes out clean. Underbaking can result in a gooey, uncooked center.
  • Let the blondies cool completely before cutting into them. This allows the center to fully set up for the perfect fudgy texture.
  • For an extra indulgent treat, top the cooled blondies with a drizzle of caramel or chocolate sauce.

Serving and Storing Your Banana Blondies

Perfect Pairings for Banana Blondies

These Banana Blondies are the perfect anytime treat, whether you’re serving them for dessert, an afternoon snack, or a weekend brunch. They make 12 generous servings, so they’re great for sharing with family and friends.

For dessert, I love pairing the blondies with a scoop of vanilla ice cream or a dollop of whipped cream. The cool, creamy contrast is heavenly. They also pair beautifully with a hot cup of coffee or a cold glass of milk.

If you’re looking to serve them for brunch, try cutting the blondies into smaller squares and arranging them alongside fresh fruit, yogurt, and granola for a satisfying and balanced spread.

Storage and Make-Ahead Tips

Banana Blondies are the ultimate make-ahead treat. They’ll stay fresh for up to 5 days stored in an airtight container at room temperature. For longer storage, you can also freeze the blondies for up to 3 months.

To freeze, let the blondies cool completely, then cut them into squares and transfer to a parchment-lined baking sheet. Once frozen solid, transfer the squares to a resealable freezer bag or airtight container.

When you’re ready to enjoy them, simply thaw the blondies at room temperature for 30-60 minutes. You can also pop a frozen square into the microwave for 20-30 seconds to warm it up. The texture will be just as fudgy and delicious as the day they were baked.

Variations and Dietary Adaptations for Banana Blondies

Creative Banana Blondies Variations

While the classic Banana Blondies recipe is a total crowd-pleaser, there are plenty of fun ways to mix things up.

For a seasonal twist, try folding in 1/2 cup of chopped pecans and 1/2 cup of diced apple or pumpkin puree for a cozy fall version.

You could also swap the vanilla extract for 1 teaspoon of ground cinnamon or nutmeg for a warm, spiced flavor.

If you’re a chocolate lover, add 1/2 cup of chocolate chips or chunks to the batter. The chocolate pairs beautifully with the banana.

Making Banana Blondies Diet-Friendly

To make these Banana Blondies gluten-free, simply substitute the all-purpose flour with your favorite gluten-free flour blend. Just be sure to adjust the baking time as needed, since gluten-free flours can bake differently.

For a vegan version, replace the eggs with 1/2 cup of unsweetened applesauce or mashed banana, and use dairy-free butter or coconut oil instead of the regular butter. You may need to add an extra teaspoon of baking powder to help them rise.

If you’re watching your carbs, you can make low-carb Banana Blondies by swapping the all-purpose flour for almond flour or a keto-friendly flour blend. Just be mindful that the texture may be a bit denser.

Frequently Asked Questions

Q: Can I substitute the butter with oil or applesauce?
A: You can certainly try substituting the butter with an equal amount of vegetable or coconut oil. Just keep in mind the texture may be a bit denser. Applesauce can also work, but start with 1/4 cup and adjust as needed.

Q: How long do the Banana Blondies take to bake?
A: The total baking time for these Banana Blondies is 30 minutes. Be sure to bake them until a toothpick inserted in the center comes out clean.

Q: Can I make the Banana Blondies ahead of time?
A: Absolutely! These blondies keep very well. They’ll stay fresh for up to 5 days stored in an airtight container at room temperature. You can also freeze them for up to 3 months.

Q: How many servings does this Banana Blondies recipe make?
A: This recipe for Banana Blondies yields 12 generous servings. Feel free to cut the squares smaller if you want to stretch it further.

Q: Why are my Banana Blondies gooey in the middle?
A: If your blondies are coming out overly gooey in the center, it’s likely that they need a few more minutes in the oven. Make sure to bake them until a toothpick inserted comes out clean.

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Banana Blondies

Banana Blondies


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  • Author: Sofia Bennett
  • Total Time: 45
  • Yield: 12 servings

Description

Indulge in these delectable Banana Blondies – a quick, simple, and beginner-friendly recipe that delivers a moist and sweet treat.


Ingredients

– 1/2 cup unsalted butter, melted

– 1 cup brown sugar

– 2 large eggs

– 1 cup mashed ripe bananas (about 2-3 medium bananas)

– 1 teaspoon vanilla extract

– 1 1/4 cups all-purpose flour

– 1 teaspoon baking powder

– 1/4 teaspoon salt

– 1/2 cup chopped walnuts or pecans (optional)


Instructions

1. Preheat the oven to 350°F (177°C). Grease an 8×8-inch baking pan or line it with parchment paper.

2. In a large bowl, whisk together the melted butter and brown sugar until combined.

3. Beat in the eggs, one at a time, then stir in the mashed bananas and vanilla extract.

4. In a separate bowl, whisk together the flour, baking powder, and salt.

5. Gradually fold the dry ingredients into the wet ingredients until just combined, being careful not to overmix.

6. If using, fold in the chopped nuts.

7. Spread the batter evenly into the prepared baking pan.

8. Bake for 25-30 minutes, or until a toothpick inserted into the center comes out clean.

9. Allow the Banana Blondies to cool completely in the pan before cutting into squares.

Notes

For a richer flavor, you can use dark brown sugar instead of light brown sugar. You can also add chocolate chips or other mix-ins to the batter.

  • Prep Time: 15
  • Cook Time: 30
  • Category: Desserts
  • Method: Baking
  • Cuisine: American

Conclusion

These Banana Blondies are a true family classic that I’m thrilled to share with all of you. With their unbeatable combination of moist, fudgy texture and sweet, banana-forward flavor, I have a feeling they’re about to become a new favorite in your kitchen too.

So what are you waiting for? Gather your ingredients, preheat that oven, and get ready to bake up a batch of the most heavenly Banana Blondies you’ve ever tasted. Your taste buds (and your loved ones!) will thank you. Enjoy!