A steak cut from the beef tenderloin, which is the inside muscle of the short loin. It is among the most desirable, tender, and expensive cuts of beef. The tenderloin makes an excellent roast or it can be cut into steaks. Grilling, broiling, and sautéing are the best methods for cooking tenderloin steaks.
The three types of steaks cut from the beef tenderloin are the Filet Mignon, which is cut from the large end of the tenderloin, Châteaubriand, which is cut from the center of the tenderloin and usually cooked whole and then sliced and is the most tender part of the tenderloin, and Tournedos, which are cut from the small end of the tenderloin. Steaks cut from the tenderloin are also known as "Fillet Steaks".