In a large bowl combine flour, salt and yeast.
Mix until blended.
Add water to bowl and mix it until incorporated (use spatula or wooden spoon).
Cover the bowl with plastic wrap and allow to sit on counter for 12-18 hours.
Preheat oven to 450.
Place dutch oven in oven and allow to preheat as well.
Carefully remove pot from oven using oven mitts.
Using mitts, remove lid.
Sprinkle a little flour into bottom of dutch oven.
Remove wrap from top of dough.
Dust/sprinkle dough with flour and flour your hands.
Lift dough, roughly forming into ball and drop in center of dutch oven.
Using mitts, place lid back on dutch oven and return to oven.
Bake for 30 minutes.
Remove lid and bake 15-20 minutes until golden brown.
Remove bread from the pot.
Let cool completely before slicing.