Flank steak has a ton of natural beefy flavor ... with other sources saying the ideal timeline for a citrus marinade is overnight, or in some cases as long as a full 24 hours.

Place 1 (1- to 1 1/2-pound) flank steak and marinade in a resealable plastic bag; turn to coat. Marinate in refrigerator 6 hours to overnight. When ready to cook: Remove steak from marinade ...

Flay's recipe was a wine-rosemary grilled flank steak. Flay's recipe recommended marinating the steak for four hours or overnight so I opted to prepare it a day in advance. The marinade included ...