For the crust, wash basil, shake dry, pluck leaves from the stems and chop all but a few for garnishing. Cut the crust from the bread and chop the bread finely in the universal chopper.
Knead butter, bread and basil. Season with salt and chili flakes. Wash the meat, dab dry and season on all sides with salt and pepper. Put meat on a baking tray and spread with bread-butter-paste.
Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for 15-20 minutes. Clean, clean and slice the mushrooms. Wash, clean and dice the tomatoes. Peel onions and cut into slices.
Meanwhile, prepare the pasta in boiling salted water according to the instructions on the packet. Heat the oil. Fry mushrooms and onions for about 3 minutes. Fry the tomatoes for the last minute. Deglaze with cream. Add stock, bring to the boil and thicken with sauce thickener.
Season to taste with salt and pepper. Arrange meat, noodles and sauce on plates. Garnish with basil.