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Sourdough Discard Banana Bread: Easy, Moist & Delicious

Glazed sourdough banana bread slices plated with a glass of water on the side.

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This moist and delicious banana bread uses sourdough discard for a unique flavor. Perfectly easy to make with simple ingredients, it’s a great way to use your starter and enjoy a tasty treat.

Ingredients

Scale
  • 250g overripe bananas about 3 medium
  • 1 egg
  • 5g vanilla extract 1 teaspoon
  • 80g melted butter salted or unsalted
  • 100g sourdough starter discard or fed & bubbly
  • 200g all purpose flour
  • 12g baking powder 2 teaspoons
  • 100g brown sugar
  • 50g white sugar optional
  • Pinch of salt
  • 20g golden syrup for glazing after baking

Instructions

  1. Preheat your oven to 175°C 350°F and grease a loaf pan.
  2. In a large bowl, mash the bananas thoroughly.
  3. Beat in the egg, vanilla extract, and melted butter.
  4. Add the sourdough starter discard and mix until combined.
  5. In another bowl, whisk together the flour, baking powder, brown sugar, white sugar, and salt.
  6. Gradually add the dry ingredients to the wet mixture and fold gently until just combined.
  7. Pour the batter into the prepared loaf pan and smooth the top.
  8. Bake for 50-60 minutes or until a toothpick inserted into the center comes out clean.
  9. Remove from oven, brush the top with golden syrup for a shiny glaze, and allow to cool before slicing.

Notes

  • Using ripe bananas ensures maximum sweetness and moisture
  • You can substitute melted butter with oil for a dairy-free version
  • Golden syrup glaze adds a lovely sheen but is optional

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