Cauliflower boil and mash or grate on a coarse grater. 150 grams of cheese grated on a coarse grater. Add the egg, salt, mix everything, and put parchment on the form. Put in a preheated oven at 230 degrees for 15 minutes. After baking, lubricate the base of the pizza with tomato paste, sprinkle with oregano and salt. Boil chicken fillet and finely chop. Thinly chopped champignons, peppers, and onions. 50 grams of cheese grated on a coarse grater. Put the stuffing on the pizza base on top of the sauce and sprinkle with cheese, bake for another 10 minutes.