The T-Bone is cut from the short loin, and actually has two different steaks attached to the bone. On the long side is the strip. ... On the smaller side of the T-bone is the tenderloin. When that piece of meat is separated from the bone, it can be cut into steaks called Filet Mignon.

Is at bone sirloin and fillet?

The Sirloin is attached to one side of the thoracic vertebrae “T-Bone”, while the Fillet/Tenderloin is on the other.

What steak has the filet mignon in it?

The filet mignon is cut from the tenderloin, which is part of the loin primal. The tenderloin itself runs through the short loin (which also includes the strip) and the sirloin (which includes the top sirloin) sections of the loin primal. This highly-prized cut of beef only represents 2-3% of the total animal.