Drying Your StarterA dried starter takes up almost no space, needs no feeding, and can wait for years until you need it again. For long-term storage — or simply as a reassuring backup — drying is one of the most reliable ways to preserve a starter.Why Dry Your Starter?The refrigerator can keep a starter going for weeks or months, and the freezer can extend that period somewhat further. But both remain vulnerable over time: a power outage, a forgotten feeding, a house move.A dried starter is largely unaffected by these things. As long as it is kept dry and dark, it can wait for years without any attention.It is also a lovely way to pass a starter on — to family, friends, or simply to yourself a few years from now, should your current starter ever be lost.How Do You Dry a Starter?Make sure your starter is active and at or around its peak — freshly fed and full of bubbles, rather than exhausted.Spread a thin, even layer over a sheet of baking parchment. The thinner the layer, the faster and more evenly it will dry.Leave it to dry for 24–48 hours at room temperature, somewhere with good air circulation. There should be no damp or sticky spots left.Break the dried layer into small pieces or flakes, or grind it more finely into a powder.Store it in an airtight jar in a cool, dark place — an ordinary kitchen cupboard is perfectly fine.What to Keep in MindDo not use a heat source such as an oven to speed up the process. Heat can kill the microorganisms, leaving you with nothing more than dried flour rather than a living culture.Make sure the starter is completely dry before storing it. Any remaining moisture can encourage mould growth during storage.Label the jar with a date. Dried starter keeps for a long time, but “a long time” does not mean “forever” — after several years, the chances of successful reactivation gradually decrease.Bringing a Dried Starter Back to LifeWhen you want to use your dried starter again, mix the flakes or powder with a little lukewarm water to form a paste. Then add flour as you would when restarting a starter from scratch.Allow some time and patience. A dried starter will not immediately behave like a mature, active culture. It first needs time to become active again.The process is very similar to the first few days of Starter Making, except that you are starting with a culture that has already proven itself capable of working, rather than starting entirely from flour and water.When Is Drying Worth It?Not every baker needs to do this. If you bake regularly and simply maintain your starter in the refrigerator or at room temperature, drying is purely an extra precaution.But it can be particularly valuable if you:- are going away for an extended period (see Taking Your Starter on Holiday)- want a backup in case your main starter is ever lost- want to give your starter to someone else without having to transport a living jar of starterA small pouch or jar in the cupboard, and you know that if something goes wrong, you won’t have to start completely over with nothing but flour and water.Part of the Starter Hub.Read next:Storing Your Starter · Taking Your Starter on Holiday