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Loaf of homemade sourdough zucchini bread on a cutting board

Sourdough Zucchini Bread

Deliciously moist Sourdough Zucchini Bread made with sourdough starter discard, zucchini, and walnuts, perfect for any time of day.
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Prep Time 20 minutes
Cook Time 1 hour
Total Time 1 hour 20 minutes
Servings: 16 slices
Course: Breakfast, Snack
Cuisine: American
Calories: 180

Ingredients

Wet Ingredients

  • 1 cup sourdough starter discard Active and bubbly for best results
  • 1/2 cup vegetable oil Can be substituted with melted coconut oil
  • 1 cup granulated sugar
  • 4 large eggs
  • 2 cups grated zucchini Ensure zucchini is well-drained

Dry Ingredients

  • 2 cups all-purpose flour Can substitute half with whole wheat flour
  • 1 teaspoon baking soda
  • 1 teaspoon baking powder
  • 1 teaspoon ground cinnamon Optional: add a pinch of nutmeg or cloves
  • 1/2 teaspoon salt

Add-ins

  • 1 cup chopped walnuts Optional: can replace with other nuts or chocolate chips

Method

Preparation

  • Preheat your oven to 350°F (175°C). Grease and flour two 9×5 inch loaf pans.
  • In a bowl, mix together the flour, baking soda, baking powder, cinnamon, and salt. Set aside.

Mixing

  • In a large bowl, combine the sourdough starter, sugar, and vegetable oil. Mix until well blended.
  • Add the eggs one at a time, stirring well after each addition.
  • Stir in the grated zucchini until evenly distributed.
  • Gradually fold in the dry ingredients until just combined. Then, fold in the chopped walnuts.

Baking

  • Divide the batter evenly between the prepared loaf pans.
  • Bake for 50-60 minutes or until a toothpick inserted in the center comes out clean.
  • Allow the loaves to cool in the pans for 10 minutes before transferring them to wire racks to cool completely.

Nutrition

Serving: 1gCalories: 180kcalCarbohydrates: 25gProtein: 3gFat: 7gSaturated Fat: 1gSodium: 150mgFiber: 1gSugar: 12g

Notes

For best results, ensure zucchini is well-drained. Feel free to add chocolate chips or dried fruit for variations. Wrap tightly for preservation.
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