Mix Levain
12 hr beforeMix levain from active starter evening before mix.
Learn bread sourdough boule from scratch with a clear step-by-step workflow, recommended tools, safety guidelines, and expert tips.
Mix levain from active starter evening before mix.
Autolyse flour water add salt levain stretch folds during bulk.
Shape cold retard overnight in fridge 8-12 hr.
Score and bake in preheated dutch oven lid on then off.
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Best practices for sourdough boule.
Key calculation for sourdough boule.
Reference values.
| Levain | Bulk | Retard |
|---|---|---|
| 20% | 50% rise | 8-12 hr |
Weak levain — flat loaf — starter must double at peak.
Weak score — loaf bursts ugly — deep confident slash.
Stop immediately if safety conditions change or equipment fails.