How does sourdough stay alive for a hundred years?
Forever Starter
How does sourdough stay alive for a hundred years?
Some sourdough starters are older than your grandparents. Older than their grandparents. A baker in San Francisco keeps one that's been alive since 1849 — back when people rode horses to California looking for gold. How does a blob of dough stay alive for over a hundred years?
Here's the secret: sourdough starter isn't just dough. It's a tiny city. Millions of wild yeast and bacteria live inside that jar, eating and multiplying every day. As long as you keep feeding them, they never die — they just keep having babies.
