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Sourdough Banana Bread

The most delicious and moist sourdough banana bread is a simple and classic quick-bread.
Course Sourdough
Cuisine American
Keyword sourdough banana bread, sourdough discard banana bread
Prep Time 15 minutes
Cook Time 50 minutes
Total Time 1 hour 5 minutes
Servings 12
Calories 262kcal
Author Lisa Bass

Ingredients

  • 1/2 cup melted butter
  • 1 cup dark brown sugar
  • 3 ripe bananas 350g
  • 2 large eggs
  • 1/2 cup sourdough starter discard
  • 1 teaspoon vanilla

Dry Ingredients

  • 2 cups all-purpose flour
  • 1 teaspoon baking soda
  • 2 teaspoons baking powder
  • 1 teaspoon salt

Instructions

  • Preheat oven to 350 degrees.
  • Lightly grease a 9×5 loaf pan with butter.
  • Combine dry ingredients (flour, baking soda, baking powder, and salt) well in a medium bowl. 
  • In a stand mixer or bowl, mix melted butter and brown sugar for five minutes until light and fluffy. 
  • Add in eggs, vanilla, mashed bananas, and sourdough starter. 
  • Fold in dry ingredients a bit at a time until just incorporated. Be careful not to over-mix. 
  • Gently fold in any other add-ins you would like (pecans, walnuts, and chocolate chips or chunks, etc.).
  • Pour into a greased pan. You could also line your loaf pan with parchment paper.
  • Bake for 50-60 minutes. Test bread at 50 minutes with a toothpick or cake tester. 
  • Allow to cool in the pan for one hour.

Long Fermented

  • 12-24 hours before you plan to make banana bread, mix together sourdough starter, melted butter, eggs, and flour. Cover with a towel or plastic wrap and allow to ferment at room temperature for 6 hours. Put the batter in the fridge and allow it to ferment for another 6-18 hours.
  • The next day, preheat oven to 350 degrees.
  • Using a stand mixer with the paddle attachment, add brown sugar, vanilla, mashed bananas, salt, baking powder and baking soda to mixing bowl.
  • I highly recommend using a stand mixer because the fermented dough will be stiff and difficult to combine with the other ingredients by hand.
  • Set on low to medium speed until completely combined.
  • Pour into loaf pan and bake for 50-60 minutes.
  • Allow to cool in the pan for one hour.

Notes

    *Make sourdough banana bread muffins. Bake the recipe the same and place the batter into regular sized muffin tins, baking for 20-25 minutes until they start to turn golden brown and a toothpick comes out clean.
  • Don’t over-mix the batter. Over-mixing the dry ingredients into the wet ingredients causes gluten formation, which can give you tough banana bread.
  • If you like more banana texture, reserve a little bit of banana during mashing and mash it more gently to add more of a chunky banana bite.
  • Active sourdough starter or discard can be used for this recipe

Nutrition

Serving: 1slice | Calories: 262kcal | Carbohydrates: 43g | Protein: 4g | Fat: 9g | Saturated Fat: 5g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 2g | Trans Fat: 0.3g | Cholesterol: 51mg | Sodium: 434mg | Potassium: 167mg | Fiber: 1g | Sugar: 22g | Vitamin A: 300IU | Vitamin C: 3mg | Calcium: 66mg | Iron: 1mg