1 Cut the filet mignon into 4 cm pieces. Peel and chop the onions. Heat the oil and butter in a casserole dish. Brown the pieces of meat on each side. Reserve them
2 Put the onions in the casserole, sauté for 2 minutes, stirring. Put back the meat, salt and pepper. Sprinkle with paprika and veal stock. Mix, pour the wine. Stir, cover and simmer 10 minutes over low heat.
3 Cook the pasta "al dente" in a pot of boiling salted water. Wash and de-stemm the grapes, add them to the casserole and cook for another 5 minutes. Thinly slice and chop the parsley, add it. Serve immediately, with drained pasta.