Wash, clean and slice the tomatoes. Carve the chillies lengthwise, remove seeds and chop finely. Strip rosemary needles from the stalks, also chop finely. Mix 4 tablespoons of olive oil, chilli and rosemary. Salt the tomato slices and sprinkle with the oil mixture. Heat ravioli in boiling salted water for 2 minutes, drain.
Cut the mozzarella into slices. Spread the prepared ingredients in 4 casseroles in slightly flaky form. Sprinkle with another 4 tablespoons of olive oil and bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for approx. 15 minutes. Serve with Parma ham. Serve garnished with rosemary and chilli