Brown Butter Banana Bread Recipe

This isn’t your average banana bread. Browning the butter is the key step that adds a deep, nutty flavor, and a mix of flours gives it a more complex character without being heavy. The final texture is incredibly moist, almost custardy.

Published July 25, 2025
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Brown Butter Banana Bread Recipe

Ingredients

  • 8 tablespoons (1 stick) unsalted butter
  • 1 cup all-purpose flour
  • 1 cup white whole wheat flour
  • 1 teaspoon baking soda
  • 1 teaspoon Diamond Crystal kosher salt
  • 1/2 teaspoon ground cinnamon
  • 1/4 teaspoon ground nutmeg
  • 1/8 teaspoon ground allspice
  • 1/2 cup granulated sugar
  • ~5 tablespoons dark brown sugar, packed
  • 4 large, very ripe bananas, mashed well
  • 3 large eggs
  • 1/2 cup full-fat plain Greek yogurt
  • 2 teaspoons vanilla extract
  • 3/4 cup toasted walnuts, chopped (optional)
  • Turbinado sugar, for topping (optional)

Brown the Butter

First, preheat your oven to 350F and grease a 9×5 inch loaf pan.

Melt the butter in a light-colored saucepan over medium heat. Continue to cook, swirling the pan frequently, until the milk solids at the bottom turn a deep brown and the butter smells intensely nutty. This should take ~5-7 minutes.

Immediately pour the browned butter into a small bowl to stop the cooking process. Let it cool slightly.

Mix the Batter

In a large bowl, whisk together both flours, the baking soda, salt, all the spices, and both sugars.

In a separate medium bowl, whisk together the mashed bananas, eggs, Greek yogurt, and vanilla extract. Stir in the slightly cooled brown butter.

Pour the wet ingredients into the dry ingredients. Use a rubber spatula to fold everything together until just combined. A lumpy batter is what you want; do not overmix. If using, fold in the toasted walnuts.

Bake the Bread

Scrape the batter into your prepared loaf pan and spread the top evenly. If you want a crunchy top, sprinkle it generously with turbinado sugar.

Bake for 55-65 minutes. A toothpick inserted into the center should come out clean or with a few moist crumbs attached. If the top is browning too quickly, tent it loosely with foil for the last 10-15 minutes of baking.

Let the bread cool in the pan for at least 20 minutes before turning it out onto a wire rack to cool completely. The flavor is even better the next day.

Brown Butter Banana Bread Recipe

Brown Butter Banana Bread

This isn’t your average banana bread. Browning the butter is the key step that adds a deep, nutty flavor, and a mix of flours gives it a more complex character without being heavy. The final texture is incredibly moist, almost custardy.
Prep Time 20 minutes
Cook Time 1 hour 5 minutes
Cooling Time 1 hour
Total Time 2 hours 25 minutes

Ingredients

  • 8 tablespoons unsalted butter 1 stick
  • 1 cup all-purpose flour
  • 1 cup white whole wheat flour
  • 1 teaspoon baking soda
  • 1 teaspoon Diamond Crystal kosher salt
  • 1/2 teaspoon ground cinnamon
  • 1/4 teaspoon ground nutmeg
  • 1/8 teaspoon ground allspice
  • 1/2 cup granulated sugar
  • ~5 tablespoons dark brown sugar packed
  • 4 large very ripe bananas, mashed well
  • 3 large eggs
  • 1/2 cup full-fat plain Greek yogurt
  • 2 teaspoons vanilla extract
  • 3/4 cup toasted walnuts optional, chopped
  • Turbinado sugar optional, for topping

Method

  • Preheat oven to 350F. Grease 9×5 inch loaf pan.
  • Brown butter in light-colored saucepan over medium heat until deep brown and nutty, 5-7 minutes. Pour into bowl to cool.
  • Whisk flours, baking soda, salt, spices, and sugars in large bowl.
  • Whisk mashed bananas, eggs, yogurt, and vanilla in separate bowl. Stir in cooled brown butter.
  • Fold wet ingredients into dry until just combined. Fold in walnuts if using.
  • Pour batter into pan. Sprinkle with turbinado sugar if desired.
  • Bake 55-65 minutes until toothpick comes out clean. Tent with foil if browning too quickly.
  • Cool in pan 20 minutes, then remove to wire rack to cool completely.

Notes

Flavor improves next day.
Do not overmix batter – some lumps are good.

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