Whisk flour, yeast, and salt in a large bowl to distribute evenly.
Stir in water with wooden spoon until sticky dough forms with no dry flour.
Cover with plastic wrap; rest at room temperature 12 to 18 hours until doubled and bubbly with bubbles across surface.
Lightly dust parchment on counter with cornmeal or bran; turn dough onto it.
With floured hands, gently round dough, folding edges underneath; cover loosely with plastic wrap and rest 1 to 2 hours.
About 30 minutes before dough is ready, put lidded Dutch oven in oven; preheat to 450°F.
Carefully remove hot pot; lower dough using parchment and cover.
Bake covered 30 minutes; uncover and bake another 15 minutes until crust is deep golden brown.
Remove bread; cool on wire rack at least 1 hour before slicing.