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Pizza Dough Hydration Explained

Hydration is the water-to-flour relationship in your dough. It changes how the dough feels in your hands, how it opens, and how the crust eats.

What hydration means

Hydration is water as a percentage of total flour. A dough with 1000g flour and 620g water is 62% hydration. If you use a preferment, count the water and flour inside it too. Hydration is not about how wet the dough looks in the bowl; it is the math behind how much water the flour has to absorb.

  • Quick memory hook: water divided by flour.
  • 600g water with 1000g flour is 60%.
  • Poolish and levain flour and water count toward total dough hydration.

Higher hydration tradeoff

More water can make the bite softer, the crumb more open, and the rim lighter. It also makes the dough stickier and less forgiving. High hydration helps most when the flour is strong enough, the dough has time to build structure, and the style supports it, such as pan pizza, teglia, or a more open modern round pizza.

  • Good for: soft bite, open crumb, pan styles, longer bakes.
  • Hard part: stickier handling and easier overproofing.
  • Tip: raise hydration in 2% steps, not 10% jumps.

Lower hydration tradeoff

Less water makes dough easier to ball, open, launch, and crisp. That can be the right choice for thin crust, some New York-style doughs, very hot ovens, or weaker flour. The tradeoff is a tighter crumb and less margin before the dough feels tough or dry.

  • Good for: cleaner shaping, crispness, fast launches.
  • Hard part: less extensibility and a tighter bite.
  • Tip: if dough tears while opening, it may need rest, not more water.

Flour changes the feel

Hydration numbers do not feel the same across flours. Whole wheat and higher-extraction flours absorb more water. Strong bread flour can usually tolerate more water and time. Some finely milled 00 flours open beautifully at moderate hydration but can get fragile if pushed too high for the bake style.

The working rule

Do not chase high hydration because it sounds advanced. Choose the lowest hydration that gives you the texture you want while still opening cleanly. Dough that you can shape well usually beats dough with an impressive number that tears, sticks, or collapses.

  • If it sticks everywhere, lower hydration or improve handling.
  • If it feels tight and snaps back, add rest before adding water.
  • If the baked rim is dense, look at fermentation before blaming hydration.