Sourdough crackers are a tasty, crunchy snack made from sourdough discard. These cracker recipes are super easy to make and a great way to reduce waste! You just mix the starter with some flour, butter, and seasonings, then roll it out and bake. The result? Thin, crispy crackers with a delicious, tangy flavor. Great sourdough cracker recipes to make include Goldfish Crackers, a favorite of kids of any age! One of the most popular recipes here is 2 Ingredient Sourdough Discard Crackers - no rolling necessary!