To prepare the poolish, mix the flour, water, and yeast together by hand until well incorporated. Cover and ferment at 75°F/24°C for 14 to 16 hours, until it has risen and just begun to recede; it will be bubbly and frothy on top.
To prepare the final dough, combine the flour and yeast. Add the poolish, water, and salt to the mixer, then add the flour and yeast