Season the pork schnitzel with paprika powder and fry briefly in a pan with a little oil. Remove from the pan and place on a parchment-lined baking sheet.
Fry the onions and garlic with a pinch of sugar in the pan until golden and spread over the schnitzel. Spread the tomato slices over the top, season with pepper, salt and oregano and put the cheese on top. Baked golden in the preheated oven at 200 ° C.