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Sliced up banana bread on a tray.
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Sourdough Banana Bread Recipe

This sourdough banana bread is soft and flavorful, with a tangy twist from sourdough starter. It's the perfect way to use up overripe bananas and sourdough discard!
Course Breakfast, Pastries
Cuisine American
Keyword Sourdough Banana Bread, Sourdough Banana Bread Recipe
Prep Time 15 minutes
Cook Time 50 minutes
Total Time 1 hour 5 minutes
Servings 8 servings
Calories 360kcal
Author Natalya Drozhzhin

Ingredients

Instructions

  • Preheat the oven to 350°F. Lightly grease (or line) a 9x5 inch loaf pan. In a medium bowl, whisk together the flour, baking powder, baking soda, and salt. Set aside.
    Dry ingredients in a bowl.
  • In a separate dish, mash the bananas until they are smooth.
    Mashed bananas on a plate.
  • In a large bowl, mix together the melted butter, brown sugar, eggs, sour cream, vanilla, sourdough starter, and mashed bananas until smooth and well-blended.
    All the liquids on in a bowl.
  • Add the dry ingredients to the banana mixture and stir just until combined—don’t overmix! If you’re adding nuts or any other mix-ins, fold them in gently.
    Dry ingredients added to the bowl with all the liquids.
  • Pour the batter into the prepared loaf pan and bake for 50–60 minutes, or until a toothpick inserted into the center comes out clean.
    Banana bread batter in a loaf pan.
  • Let the bread cool in the pan for about 15 minutes. Run a knife along the edges to loosen, then carefully transfer the loaf to a wire rack. Let it cool completely before slicing.
    Baked banana bread in a loaf.

Video

Nutrition

Calories: 360kcal | Carbohydrates: 55g | Protein: 5g | Fat: 14g | Saturated Fat: 8g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 4g | Trans Fat: 0.5g | Cholesterol: 74mg | Sodium: 387mg | Potassium: 196mg | Fiber: 1g | Sugar: 27g | Vitamin A: 437IU | Vitamin C: 0.04mg | Calcium: 85mg | Iron: 2mg