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Blueberry Banana Zucchini Bread

Blueberry Banana Zucchini Bread is a golden, moist quick bread loaded with banana sweetness, blueberry bursts, and hidden grated zucchini. Baked until a center toothpick comes out clean, then cooled briefly for clean slices.
Prep Time 15 minutes
Cook Time 1 hour 5 minutes
cooling 15 minutes
Total Time 1 hour 35 minutes
Servings: 10 servings
Course: Breakfast
Cuisine: American

Ingredients
  

  • 1.5 cup all-purpose flour
  • 1 tsp baking soda
  • 0.5 tsp baking powder
  • 0.5 tsp salt
  • 1 tsp cinnamon
  • 0.5 cup granulated sugar
  • 0.25 cup brown sugar
  • 2 eggs
  • 0.25 cup vegetable oil
  • 3 very ripe bananas mashed (about 1 cup)
  • 0.25 cup Greek yogurt
  • 1 tsp vanilla extract
  • 0.75 cup zucchini grated and squeezed dry
  • 1 cup blueberries fresh or frozen, tossed in 1 tablespoon flour

Equipment

  • 1 sheet pan
  • 1 cast iron skillet

Method
 

Prep
  1. Preheat oven to 350°F and grease a 9x5 loaf pan.
  2. Whisk together all-purpose flour, baking soda, baking powder, salt, and cinnamon until evenly combined.
Make the batter
  1. Mash the very ripe bananas in a large bowl.
  2. Add granulated sugar, brown sugar, eggs, vegetable oil, Greek yogurt, and vanilla extract, then stir to combine.
  3. Stir in grated zucchini that has been squeezed dry.
  4. Fold the dry ingredients into the wet ingredients just until combined.
  5. Gently fold in the blueberries that have been tossed in flour.
Bake and cool
  1. Pour the batter into the prepared loaf pan.
  2. Bake for 60–70 minutes at 350°F, until a toothpick in the center comes out clean, ensuring the full bake time for a moist banana-blueberry crumb.
  3. Cool for 15 minutes before slicing.

Notes

Pro tip: Grate the zucchini and squeeze it dry very well—excess moisture can make the loaf gummy even when it’s baked through. Store in an airtight container in the fridge for up to 4 days; freeze sliced portions up to 3 months. For a lighter option, replace the vegetable oil with an equal amount of unsweetened applesauce and expect slightly softer crumb.