in 9x5 inch loaf pan, combine soy sauce, lemon juice, garlic, ginger, oil, sesame seeds and onion. Thread meat on 18 to 20 six inch bamboo skewers, pushing the skewer in and out as though sewing. Place skewered meat in marinade, turn to coat all sides. Cover and refriderate 4 hours; drain. Arrange on broiler pan and broil 5 to 8 inches from heating element. Broil 1.5 to 2 minutes; turn to broil 1 minute longer. Serve hot.