Sift the flour with the salt in a bowl and add the yeast. Make a hole in the center and pour in the water and oil.
Knead a soft dough and leave it in a warm area for 1 hour. Knead once again and roll it out in a thin crust. Transfer it to a buttered tray.
Cut the tomatoes and arrange them on the dough, place the slices of mozzarella on top of them. Sprinkle with black pepper and salt, basil and a little olive oil. Bake in a preheated 446°F (230 °C) oven for 15-20 min.