Stop Wasting Your Flat Sourdough Discard

What can you do with leftover sourdough discard?

You'll learn how to turn that seemingly useless jar of unfed starter into a flavor booster for almost any recipe in your kitchen. Instead of pouring those bubbles—or lack thereof—down the drain, we're going to treat discard as a secret ingredient that adds a distinct tang and improves the texture of your bakes. It's not about leavening at this stage; it's about depth of flavor and reducing kitchen waste.

How do I store sourdough discard properly?

Keep your discard in a sealed glass jar in the fridge. Since it's acidic, it stays good for quite a while—though the longer it sits, the more 'hooch' (that dark liquid on top) it might develop. Just stir that liquid back in for a sharper punch or pour it off if you prefer a milder taste. Most bakers find that discard is best used within a week or two for the best profile. If you're looking for more technical details on microbial stability,