Sourdough
or, Lois and Her Adventures in the Underground Market
Robin Sloan
A tech-savvy engineer in San Francisco is given the sourdough starter from her favorite local sandwich shop after it closes down. Tasked with keeping the microorganisms alive, Lois becomes an unlikely hero as she begins baking loaves and selling them at the farmer's market. But when she discovers a secret market fusing food and technology, she questions who these people really are.