Make yeast if you do not have it. See the recipe here

Add all the ingredients except the salt to the yeast and knead.

Let it rest covered for 3 hours in a warm place

Knead again and add the salt.

Give it the final shape and let it rest covered for 2 to 3 hours in a warm place, until it doubles in volume.

Turn the oven to 230 degrees Celsius for 15 minutes.

Place a pan with water in the oven.

Lower the temperature to 170 degrees and bake for another 40 to 45 minutes.