Peel and chop the onion. Clean, wash and finely chop the pepperoni. Clean, wash and possibly halve the mushrooms. Wash, dab dry and dice the fillet
Wash the oregano, pluck it. Dice bread. Spread with oregano in a greased large casserole dish. Sprinkle with 2 tablespoons of oil. Roast in the preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: level 3) for 12-15 minutes
Fry the fillet all around in 1-2 tablespoons of hot oil. Season with salt and pepper and remove. Onion, pepperoni, mushrooms and ital. Fry herbs briefly in frying fat
Tomato paste with sweat. Add cream and canned tomatoes. Simmer open for about 5 minutes, chopping the tomatoes. Season with salt, pepper and 1 pinch of sugar. Add meat again
Cut the mozzarella into small pieces. Wash and slice the tomatoes. Take 1/3 of the bread out of the tin. Spread the ragout on the remaining bread. Cover with tomatoes, mozzarella and remaining bread. Bake for about 15 minutes
Drink: cool white wine