1 1/2 pounds sirloin or rib - eye
steak 6 tablespoons dark soy sauce, plus more for serving 1 tablespoon sugar 2 tablespoons honey 4 tablespoons mirin (rice wine) 3 tablespoons light
sesame oil 5 tablespoons minced green onions 4 teaspoons minced garlic 2 teaspoons freshly ground
black pepper 1 tablespoon
sesame seeds, toasted 2 tablespoons
sesame salt 15 to 20 butter lettuce leaves, for serving Hot sauce, for serving