Between its leanness and long-stranded musculature, be sure to allow plenty of time for a marinade's acid to penetrate your eye round steak. Of course, as we mentioned before, don't marinate steak ...

The flat iron steak, which sits on the shoulder blade next to the teres major, is great for marinating and grilling.

"Marinate top round, tri-tip, flank steak, skirt steak, and bottom round," she says. The marinade you choose is entirely up to you. Your favorite combination of oil; an acid like soy sauce ...