For the pepper tournedos, coarsely grind the pepper or press it in a mortar.
Roll the tournedos in the pepper, pressing pepper firmly.
Heat butter in a frying pan and fry Tournedos in it until hot. Pour in cognac and flambé.
Fry the tournedos for another 2 to 5 minutes on both sides, according to taste.
Remove from the pan and keep warm.
Add whipping cream to the gravy and bring to a boil.
Salt the pepper tournedos and the sauce and serve immediately.