Banana Bars with Brown Butter Icing
Banana bars with brown butter icing are a deliciously moist treat that combines the sweetness of ripe bananas with a rich, nutty icing. They are perfect for any occasion, whether you’re hosting a gathering or simply satisfying a sweet craving.

| Prep Time | 15 minutes |
|---|---|
| Cook Time | 25 minutes |
| Total Time | 40 minutes |
| Servings | 12 bars |
| Difficulty | Easy |
| Cuisine | American |
Why This Recipe Works
In my kitchen, banana bars with brown butter icing have become a staple dessert that never fails to please. The combination of ripe bananas and melted butter creates a moist and flavorful base that pairs perfectly with the nutty brown butter icing. The simplicity of this recipe allows even novice bakers to succeed while delivering an impressive end result.
Using ripe bananas enhances the flavor significantly, as they are sweeter and more aromatic than unripe ones. When paired with brown butter, which adds depth and richness, these bars become irresistibly delicious. If you’re looking for something similar, you might also enjoy making brown butter ice cream to accompany these bars.
Ingredients
| Ingredient | Quantity | Notes |
|---|---|---|
| Ripe Bananas | 2, mashed | Make sure they are very ripe for optimal sweetness. |
| Melted Butter | 1/2 cup | Can use unsalted for a sweeter flavor. |
| Sugar | 1 cup | Granulated sugar is preferred. |
| Large Eggs | 2 | Room temperature eggs work best. |
| Vanilla Extract | 1 teaspoon | Use pure for richer flavor. |
| Baking Soda | 1 teaspoon | Essential for leavening. |
| Salt | 1/4 teaspoon | Enhances overall flavor. |
| All-Purpose Flour | 1 1/2 cups | No substitutes recommended for texture. |
| Brown Butter Icing | 1/2 cup (prepared) | Combine butter, powdered sugar, and a bit of milk. |

Step-by-Step Instructions
Prepare the Oven and Pan
Preheat your oven to 350°F (175°C) and grease a baking pan.
Combine Wet Ingredients
In a mixing bowl, combine the melted butter and sugar, then mix in the eggs and vanilla extract.
Incorporate the Bananas
Add the mashed bananas, baking soda, and salt, and mix until well combined.
Add Flour
Gradually fold in the flour until just incorporated.
Transfer to Baking Pan
Pour the batter into the prepared baking pan and spread evenly.
Bake
Bake for 20-25 minutes or until a toothpick comes out clean.
Prepare Brown Butter Icing
For the brown butter icing, melt butter in a saucepan until it turns golden brown, then whisk in powdered sugar and a little milk until smooth.
Drizzle Icing
Drizzle the icing over the cooled banana bars.
Serve
Enjoy your delicious banana bars!
Chef Tips for Perfect Results
- Ensure your bananas are overripe; brown spots indicate maximum sweetness.
- Let the butter cool slightly after browning to avoid cooking the eggs.
- Be gentle when folding in the flour to prevent overmixing.
- Use a glass baking dish for even baking and easy monitoring.
- Consider making brown butter pecan cookies for an alternative treat!
- Allow the bars to cool properly before icing for a beautiful finish.
Common Mistakes to Avoid
- Using underripe bananas can result in a less sweet product; always opt for ripe fruit.
- Overmixing the batter can lead to dense bars; mix just until ingredients are combined.
- Not allowing the bars to cool before icing will make the icing melt too quickly.
- Using inaccurate measurements may alter the texture; use a kitchen scale for precision.
Variations and Substitutions
| Ingredient | Substitution | Impact on Flavor |
|---|---|---|
| Brown Butter Icing | Regular butter icing | Less nutty flavor but still sweet. |
| Granulated Sugar | Brown sugar | Adds a richer, caramel-like flavor. |
| All-Purpose Flour | Whole wheat flour | Denser texture and nuttier taste. |
Serving Suggestions and Pairings
These banana bars are delightful on their own but pair beautifully with a scoop of ice cream or a dollop of whipped cream. For special occasions, consider serving them with a variety of desserts, like a rich chocolate cake or fruit salad. They are also fantastic alongside a hearty cup of coffee or tea.
Storage and Reheating
| Method | Duration | Instructions |
|---|---|---|
| Room Temperature | 3 days | Store in an airtight container to keep them moist. |
| Refrigerator | 1 week | Wrap in plastic wrap or place in a sealed container. |
| Freezer | 2-3 months | Freeze bars individually wrapped for easy access. |
Nutritional Information
| Nutrient | Amount per Serving |
|---|---|
| Calories | 180 approx. |
| Fat | 7g approx. |
| Carbohydrates | 29g approx. |
| Protein | 2g approx. |
| Sugar | 14g approx. |
Frequently Asked Questions
Can I substitute the bananas with another fruit?
No, bananas are essential for texture and moisture. Alternatives will change the structure significantly.
How do I know when the banana bars are done?
Use a toothpick to test for doneness. If it comes out clean, your bars are ready to be removed from the oven.
What can I do if my bars are too dry?
Ensure you’re measuring the flour accurately. Too much flour can lead to dryness; consider adjusting based on climate.
Can I make these ahead of time?
Yes, you can prepare the bars a day in advance. Simply ice them before serving for the best presentation.
What’s the best way to serve them?
Serve warm or at room temperature with a drizzle of brown butter icing for an extra touch of sweetness.
Enjoy making these banana bars with brown butter icing, as they are sure to become a favorite for any sweet tooth. The blend of flavors will leave a lasting impression, making every bite a memorable experience!

Banana Bars with Brown Butter Icing
Ingredients
For the Banana Bars
- 2 pieces Ripe Bananas, mashed Make sure they are very ripe for optimal sweetness.
- 1/2 cup Melted Butter Can use unsalted for a sweeter flavor.
- 1 cup Sugar Granulated sugar is preferred.
- 2 pieces Large Eggs Room temperature eggs work best.
- 1 teaspoon Vanilla Extract Use pure for richer flavor.
- 1 teaspoon Baking Soda Essential for leavening.
- 1/4 teaspoon Salt Enhances overall flavor.
- 1 1/2 cups All-Purpose Flour No substitutes recommended for texture.
For the Brown Butter Icing
- 1/2 cup Brown Butter Icing, prepared Combine butter, powdered sugar, and a bit of milk.
Instructions
Preparation
- Preheat your oven to 350°F (175°C) and grease a baking pan.
- In a mixing bowl, combine the melted butter and sugar, then mix in the eggs and vanilla extract.
- Add the mashed bananas, baking soda, and salt, and mix until well combined.
- Gradually fold in the flour until just incorporated.
- Pour the batter into the prepared baking pan and spread evenly.
Baking
- Bake for 20-25 minutes or until a toothpick comes out clean.
Icing
- For the brown butter icing, melt butter in a saucepan until it turns golden brown, then whisk in powdered sugar and a little milk until smooth.
- Drizzle the icing over the cooled banana bars.
Serving
- Enjoy your delicious banana bars!



