For the pizza soup, fry the mince with the onion in a little oil. Cut the bell bell pepper into cubes and the mushrooms into slices. Add the corn, mushrooms and peppers and fry them briefly as well. Add a little salt and pepper.
Deglaze with the vegetable soup and add the tomato sauce, tomato paste, whipped cream and processed cheese. Season with oregano.
Sprinkle the pizza soup with Parmesan cheese and serve with bread.