Wash all the vegetables, finely chop them, add a little salt, olive oil, and press them with your hands. Add black pepper and repeat the process.
For the dough: In a bowl, combine flour, one tablespoon of oil, a little salt, and some water, then knead the dough. Roll out the sheets and spread the greens mixture on each sheet, brushing the sheets with oil. Preheat the oven to 220°C and bake the pie for one hour.