Weigh out your dry ingredients into the bowl of a stand mixer, or if mixing by hand, a large bowl that will fit into your refrigerator.
Weigh your starterand water into the same bowl.
Mix on low speed to start, moving to medium until everything is well incorporated.
Cover and let rest, performing at least three stretch and folds over the next few hours.
From here, you can simply cover and let rest in the refrigerator overnight.
Remove your dough from the fridge and let it warm up a bit before working with it again.
Scrape it out onto a very lightly floured work surface.
Pre-shape your dough following the instructions above, and then cover and let rest for about 30 minutes.
Shape your dough and flour the top.
In a clean bowl, lay a clean kitchen towel and flour liberally.
Turn your dough upside down into the bowl and cover with the corners of the towel.
Let proof for about an hour. Meanwhile, set your oven temperature to 480degrees Fahrenheit.
If using a baking sheet to bake your bread, add a bread tin about half full of water to the oven now to create steam.
When your dough and oven are ready, place parchment on your work surface andturn out your dough.
Score using a very sharp knife or lame, into any pattern you like.
Gently lift the parchment paper with the dough on it into the dutch oven or or onto a baking sheet.
Place into the oven and reduce the heat to 450 degrees.
Bake for 20 to 25 minutes, and then remove either the lid or the water.
Bake for another 20 to 25 minutes until the crust is golden, and the breadsounds hollow when tapped.