Updated Nov 24, 2014Chatelaine
- Combine onion with garlic and ginger in a blender. Whirl until puréed. Add sugar, soy, sesame oil and pepper. Continue whirling until mixed. Transfer mixture to a large resealable freezer bag. Add steaks and squeeze out air before sealing. Massage bag so marinade can evenly coat steaks. Refrigerate overnight or up to 24 hours.
- Remove steaks from refrigerator and let come to room temperature in the bag before grilling.
- Preheat barbecue to medium.
- Oil grill, then barbecue steaks, with lid open, 7 to 8 min per side for mediumrare. Transfer to a cutting board and let stand about 5 min. Sprinkle steaks with green onion and sesame seeds and serve.