Thanks to that superior origin, they will each be among the most expensive steaks you can find. But chateaubriand is cut from the center of the tenderloin, while filet mignon is cut from the end.
Those skinnier steaks can be attractive because they're usually the cheapest options. However, this is why you should choose ...
Sear in the oil/butter mixture until golden brown all over; keep the fat in the pan. Place the steak in a 400°F oven while you make the sauce. Place the shallots in the pan, shake the pan until ...