From Root Cellar to Data Logger
The Roman wine cellar (cella vinaria) at Boscoreale near Pompeii maintained a stable, cool temperature all year round. The builder didn’t have a thermometer. They had experience (generations of it) telling them to bury massive clay jars (dolia) deep in the earth, using the ground’s thermal mass to protect the fermenting wine from the Mediterranean heat. The result was passive climate control accurate enough to preserve and ferment wine for centuries.
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The Sourdough Keeper: A Starter Companion
To bake sourdough is to be a custodian of a living thing. The starter (that bubbling, breathing culture of wild yeast and bacteria) is the heart of the loaf. It’s a partner in the baking process, with its own rhythms, needs, and moods. And as any baker knows, its vitality is profoundly tied to temperature. The Baker’s Dilemma Our modern kitchens are rarely the ideal environment for this ancient lifeform. Temperatures swing with the seasons, the time of day, or whether the oven has been on. In winter, a starter can be sluggish, refusing to rise with the vigour needed for a great bake. In summer, it can ferment too quickly, becoming overly acidic and losing its strength.
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