Shop Sourdough › Lemon Blueberry Sourdough Loaf Image 1 of 1 Lemon Blueberry Sourdough Loaf $15.00 sold out Ingredients: Active sourdough starter, salt, granulated sugar, bread flour, blueberries, lemon zest. Sold Out Added! Ingredients: Active sourdough starter, salt, granulated sugar, bread flour, blueberries, lemon zest.