Pour the water into a large bowl. Sprinkle in the yeast and stir until dissolved. Add half of the flour and the salt and stir heartily for about 2 min until smooth.
Add the remaining flour and stir with a wooden spoon (preferably with a hole) for another 2 min, until you have a homogeneous dough that separates from the walls of the baking bowl. The dough will be quite wet and sticky, but will separate from the walls and form a cohesive lump. If it does not, mix in another 35- 70 g of flour.
Method 1 – Same day baking: cover the baking bowl with cling film and let the dough rise in a waremn place for about 30-40 min until doubled in volume. Continue with the shaping.
Method 2 – leave to rise for one night (recommended, as improved flavor): Cover the baking bowl and put it in the refrigerator for one night. Remove the dough from the refrigerator 2 hours before shaping (not for rolls!) and leave covered in a warm place for 2 hours. Proceed with shaping.
Shaping breads: Preheat the oven to 260 °C. Oil an ovenproof (non-stick) frying pan* (23 cm ø or 2 with 13 cm ø). Carefully pour the dough into the frying pan using a rubber spatula (or divide evenly between the two frying pans), degassing the dough as little as possible. This will give a rustic, that’s fine, reshaping is not necessary. Brush the surface with oil, sprinkle with rosemary un