Beef fillet medallions
Heat the oil in a frying pan. Reduce the heat, fry the meat for approx. 3 mins. on each side, season. Remove from the oven, cover and leave to rest for approx. 5 mins.
Heat the butter in the same pan. Sauté the shallots, pour in the wine, reduce almost completely. Add the thyme, pour in the balsamic and stock, bring to the boil, reduce the heat, simmer for approx. 10 mins. Add the cornflour, simmer for approx. 2 mins., season the sauce, serve with the meat.