DO-AHEAD TIP: Marinate steak strips for 2 hours (see recipe).
Place steak strips in a large zipper-topped plastic bag.
In a medium bowl, combine remaining ingredients (soy sauce through gingerroot).
Pour mixture over steak strips; seal bag and refrigerate for 2 hours.
In a medium indoor grill pan over medium heat, grill steak strips for 5 minutes per side.