Soak twelve 10 or 12-inch wooden skewers in enough water to cover 10 minutes; drain.
Place garlic in blender container. Cover; process, pulsing on and off, until garlic is finely chopped.
Add remaining marinade ingredients; process until mixture is blended.
Trim fat from beef steak. Cut steak diagonally across the grain into 1/4-inch thick strips.
Preheat grill to medium.
In medium bowl, combine beef and marinade; toss to coat. Marinate 10 minutes.
Thread an equal amount of beef, weaving back and forth, onto each skewer.
Place beef on grid and grill, uncovered, 4 to 6 minutes for medium rare to medium doneness, turning once.
Season with salt, as desired.
Garnish with lime and cilantro sprigs, if desired.
