Allow London Broil to reach room temperature – let sit for about 20 minutes.
Preheat Grill. Sea salt and cracked pepper to london broil. Place on grill, one side for about 7 – 9 minutes for rare to medium-rare; about 10 minutes for medium to medium-well. Flip and grill other side for same amount of time.
Let sit for a few minutes before slicing to allow juices to marinate and distribute through the meat. Cut in thin slices against the grain, serve and enjoy!