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Crispy Sourdough Discard Crackers

crispy sourdough discard crackers - featured image

A quick and easy zero waste snack recipe that transforms sourdough discard into perfectly crunchy, flavorful crackers with a tangy punch.

Ingredients

Scale
  • 1 cup (240 ml) sourdough discard, unfed discard works best for tangy flavor
  • 1 cup (120 g) all-purpose flour (can swap with whole wheat or gluten-free flour)
  • 2 tablespoons (30 ml) olive oil
  • 1 teaspoon (5 g) salt, fine sea salt or kosher salt
  • 1 teaspoon mixed herbs & spices (e.g., dried rosemary, thyme, or za’atar)
  • 23 tablespoons (3045 ml) water, adjust for dough consistency
  • Optional toppings: coarse sea salt, sesame seeds, or cracked black pepper

Instructions

  1. Preheat your oven to 350°F (175°C). Line a baking sheet with parchment paper or a silicone mat.
  2. In a mixing bowl, combine sourdough discard, all-purpose flour, olive oil, salt, and dried herbs or spices. Stir until a shaggy dough forms.
  3. Gradually add water, mixing until the dough holds together but isn’t sticky, with a soft but firm texture.
  4. Roll the dough on a lightly floured surface as thin as possible, about 1/8 inch (3 mm) thickness.
  5. Cut the dough into squares, rectangles, or desired shapes using a sharp knife or pizza cutter.
  6. Sprinkle optional toppings like coarse sea salt, sesame seeds, or cracked black pepper and gently press them into the dough.
  7. Bake for 20-25 minutes, checking at 15 minutes to rotate the pan if edges brown too fast. Crackers should be golden brown and snap when broken.
  8. Cool crackers completely on the baking sheet for 10 minutes, then transfer to a wire rack to crisp fully.

Notes

Roll dough as thin as possible for crispiness; let dough rest 10 minutes before rolling to prevent shrinking; watch oven closely after 15 minutes to avoid burning; store crackers in an airtight container at room temperature for up to two weeks or freeze for longer storage; reheat at 300°F (150°C) for 3-4 minutes to refresh crispiness.

Nutrition

Keywords: sourdough discard, crackers, zero waste snack, crispy crackers, easy snack recipe, sourdough recipe, homemade crackers