For more clarity on the best way to prepare London broil steak, we spoke with K.C. Gulbro, chef and owner of Foxfire ...

Because London broil is a tougher cut of beef, it's best that you do not cook it past medium, which is 145 degrees Fahrenheit. You should keep a meat thermometer nearby so that you can quickly ...

Prick one 1½–2 lb. London broil all over with a fork and add to marinade, turning to coat. Let sit at room temperature at least 1 hour or cover and chill up to 12 hours. Assembly ...