Underneath the chicken breast is a piece of meat called the tenderloin. Attached to the tenderloin is a tough, white tendon. It can be left in and cooked, however.
The breast halves should each have a flap of meat called the chicken I use the same technique as the you tube video, however, since your.
What in the heck is that white thing in chicken breasts? When raw, it looks like a white straw. When it's cooked, it's like gristle. I hate it!.