Sourdough focaccia, 3 tray (30 × 40 cm)
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Dough · Step 1 of 3
Mix 22 cups bread flour, 4.96 lb water and 1.32 lb active levain (100% hydration); rest 30 min. Add 2.25 oz fine salt, 5.5 oz water (the rest) and 4 oz extra virgin olive oil and squeeze in.
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Dough · Step 2 of 3
Bulk ferment with 4 sets of coil folds in the first 2 hours.
risen by half, bubbly at the edges
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Dough · Step 3 of 3
Cover and refrigerate.
4 °C
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Tray and Bake · Step 1 of 4
Pour half of 6.5 oz extra virgin olive oil, for the tray and top into the tray, tip the dough in and stretch it gently to the corners.
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Tray and Bake · Step 2 of 4
Proof at room temperature.
jiggles when the tray is shaken
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Tray and Bake · Step 3 of 4
Drizzle with the rest of the oil, dimple to the bottom with oiled fingers, scatter 0.5 oz rosemary leaves and 0.5 oz flaky salt.
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Tray and Bake · Step 4 of 4
Bake at 230 °C.
deep golden on top, crisp underneath
230 °C