Step 1: In a large glass baking dish, mix the soy sauce with the sesame oil, brown sugar, sake, garlic, scallions, ginger, gochujang, and pepper. Add the skirt steak and turn to coat. Cover with plastic wrap and refrigerate for 2 hours.ShareTweetPin115 Shares Step 2: Set up your grill for direct grilling and preheat to medium-high. Lightly oil the grate. Pat the steak dry with paper towels. Grill the steak over a fire for 2 to 3 minutes per side for medium-rare meat.ShareTweetPin115 Shares Step 3: Transfer the steak to a cutting board and let it rest for 3 minutes, then slice it across the grain into 1/4-inch slices. Serve the steak with lettuce leaves, gochujang, cilantro, and jalapenos. Let diners assemble their own beef rolls.ShareTweetPin115 Shares