Hydration × flour
75% Hydration High-Extraction Flour
Open crumb with distinct holes of varying sizes. Moist, chewy, glossy cell walls. The classic Tartine country-loaf target.
✓ Within High-Extraction Flour's workable range (72–82%)
Is 75% hydration right for High-Extraction Flour?
High-Extraction Flour's workable hydration range is 72–82%. Its absorption multiplier is 1.03× bread flour. At 75%, you are in the sweet spot — the dough will handle predictably and produce the crumb described above.
Absorption math for High-Extraction Flour at 75%
A recipe written for bread flour at 75% hydration, when substituted with 100% High-Extraction Flour, becomes 77% effective hydration (because High-Extraction Flour absorbs 3% more water). Autolyse 45-60 min. 3-4 stretch-and-folds. Supports 78-80% hydration reliably. Excellent base for country-loaf-style hearth breads.
Technique at 75% hydration
The sweet spot for most hearth sourdough. Requires confident stretch-and-folds (3-4 sets). Wet hands essential for shaping. Cold retard improves handling and ear development during scoring.
Worked water math for a 500 g batch
| High-Extraction Flour | 500 g (100%) |
| Water | 375 g (75%) |
| Salt | 10 g (2%) |
Add your levain on top of these weights; the calculator below subtracts the flour and water it already contributes so the bench numbers land at 75% exactly.
What High-Extraction Flour gives you at 75%
At 75% hydration you can expect an open, custardy crumb with irregular holes and good chew. A slack, sticky dough: work with wet hands, use coil folds rather than aggressive stretches, give a full bench rest after pre-shaping, and shape decisively — hesitation lets it spread.
High-Extraction Flour at 75% — FAQ
How much water do I use for High-Extraction Flour at 75% hydration?
Multiply the flour weight by 0.75. For a 500 g batch of High-Extraction Flour that's 375 g water, plus about 10 g salt (2%). High-Extraction Flour absorbs 1.03× as much water as white bread flour, so it will feel a touch stiffer than the 75% number suggests.
Is 75% hydration right for High-Extraction Flour?
Yes — High-Extraction Flour's workable range is 72–82%, and 75% sits inside it, so the dough handles predictably and gives an open, custardy crumb with irregular holes and good chew.
What crumb will High-Extraction Flour at 75% give me?
Expect an open, custardy crumb with irregular holes and good chew. Open crumb with distinct holes of varying sizes. Moist, chewy, glossy cell walls. The classic Tartine country-loaf target.
Is High-Extraction Flour at 75% beginner-friendly?
This hydration is rated intermediate. A slack, sticky dough: work with wet hands, use coil folds rather than aggressive stretches, give a full bench rest after pre-shaping, and shape decisively — hesitation lets it spread.
Calculator pre-set to 75%
Weights below assume 100% High-Extraction Flour. For blends, use the main calculator on a recipe page.
- Flour to add
- 450 g
- Water to add
- 325 g
- Salt
- 10 g
- Levain @ 100%
- 100 g
- Total dough
- 885 g
- Effective hydration
- 75%
How the math works
Total water = flour × hydration %. Your levain contributes 50 g flour + 50 g water — both count toward the totals. You add only the remainder as fresh flour and water.
Salt % is computed on total flour weight, not final-dough flour.
The gear that makes the math work
A short, honest baking kit. The scale matters most — every weight on this page is in grams. The Dutch oven is what turns a good crumb into a great crust.
- Digital kitchen scale (0.1 g)View on Amazon →
- Dutch oven / combo cookerView on Amazon →
- Banneton proofing basketView on Amazon →
- Bread lameView on Amazon →
- Bench scraperView on Amazon →
- High-protein bread flourView on Amazon →
- Danish dough whiskView on Amazon →
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