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Bakery-Style Blueberry Banana Bread with Sweet Sugar Crust

This is my favorite blueberry banana bread—an irresistible bakery-style loaf that stays ultra-moist and tender. It uses overripe bananas and juicy blueberries (I like a mix of fresh berries and wild Maine berries for maximum flavor) and finishes with a crunchy sparkling sugar topping for bakery appeal.

Sliced blueberry banana bread served with a glass of milk and fresh blueberries.

The sparkling sugar on top is a simple bakery trick I love. It holds its shape through baking, creating a glossy, crunchy crust that contrasts beautifully with the soft crumb.

If you haven’t tried wild blueberries yet, give them a go. They pack intense blueberry flavor and elevate the loaf. I often buy a big bag and use extras for muffins or scones—keeping some on hand makes it easy to bake frequently.

How to Make It

Whisking mashed bananas with wet ingredients for blueberry banana bread batter.

1

Use room-temperature ingredients so the wet mixture becomes smooth, glossy, and fully combined—this gives the best texture in the finished loaf.

Thick banana bread batter with blueberries folded into the mixture.

2

The batter should be slightly lumpy with bits of banana and blueberries distributed throughout. To reduce color bleeding from berries, toss them lightly with a bit of flour before folding them in.

Unbaked blueberry banana bread batter in a lined loaf pan topped with sugar and berries.

3

For a bakery-style finish, top the loaf with a mix of fresh and wild blueberries. The sparkling sugar creates the crunch; substitute Turbinado sugar for a slightly less glossy but still crunchy result, or skip the sugar for a softer top.

Freshly baked blueberry banana bread with a golden crackly top in a loaf pan.

4

Check doneness with an instant-read thermometer: the center should register between 200° and 205°F. The loaf will be domed with a golden crust and a natural split down the middle when ready.

Close-up of a slice of blueberry banana bread showing a moist, tender crumb.

This loaf freezes well. In the bakery I used to wrap individual slices and freeze them; they kept nicely for about a month. At home I do the same so there’s always a slice ready for breakfast or a quick snack. I also keep an extra loaf pan so I can bake this and a lemon-blueberry loaf on the same day.

Can’t wait for you to try it!

—Cambrea 🫶🏻

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Slices of blueberry banana bread on parchment paper with fresh blueberries nearby.

Blueberry Banana Bread

5 from 1 vote
– by Cambrea Gordon
Soft, tender blueberry banana bread filled with juicy wild blueberries and finished with a crisp sparkling sugar topping. This one-bowl loaf bakes up moist, fluffy, and full of flavor.

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Prep Time: 1 hour 55 minutes
Cook Time: 1 hour 10 minutes
Total Time: 3 hours 5 minutes
Course: Breakfast, brunch
Cuisine: American
Servings: 10 slices

Equipment

  • 9×5 loaf pan
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Ingredients 

 

  • 2 cups all-purpose flour, *See notes below for measuring*
  • 1 teaspoon fine sea salt
  • 3/4 teaspoon baking soda
  • 1 1/4 cups mashed ripe banana, ~3 bananas
  • 2/3 cup brown sugar, packed
  • 1/3 cup granulated sugar
  • 2 large eggs, room temperature
  • 5 tablespoons melted full-fat unsalted European butter
  • 1/4 cup sour cream, room temperature
  • 2 tablespoons neutral oil
  • 1 teaspoon vanilla bean paste or extract
  • 1 cup fresh or frozen blueberries, I like half fresh, half wild Maine blueberries
  • 2 tablespoons sparkling sugar

Instructions

  • Preheat the oven to 350°F (180°C). Lightly grease a 9×5-inch loaf pan and line it with parchment, leaving an overhang for easy removal.
  • Whisk the flour, baking soda, and salt in a medium bowl and set aside.
  • In a large bowl, whisk together mashed bananas, brown sugar, and granulated sugar until combined.
  • Whisk in the eggs, melted butter, sour cream, oil, and vanilla until the mixture is smooth.
  • Add the dry ingredients and fold until almost incorporated, leaving a few streaks of flour. Gently fold in the blueberries—using a mix of frozen wild and fresh berries gives great texture and flavor.
  • Pour the batter into the prepared pan and run a line down the center with a butter knife or offset spatula to help create a clean split while baking.
  • Sprinkle sparkling sugar on top and scatter a few extra blueberries.
  • Bake 60–70 minutes, or until an instant-read thermometer reads 200–205°F in the center.
  • Cool the loaf in the pan on a wire rack for at least 30 minutes, then lift it out and cool completely before slicing.

Notes

*Measure dry ingredients properly. This is my top baking tip. Don’t scoop flour directly with a measuring cup—that often adds too much. Instead, use the spoon-and-level method or, for the most consistent results, use a kitchen scale.

Storage: Keep leftover slices in an airtight container with a dry paper towel or a slice of white bread to absorb extra moisture for up to 4 days. You can also freeze individual slices for longer storage.

Serving: 1serving | Calories: 221kcal | Carbohydrates: 47g

The calorie information provided for this recipe is an estimate and is not guaranteed to be exact.

This recipe was created and tested by a real person

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