Step 1: Preheat the flat top grill to 350°F.

Step 2: Place Beef Steak on the flat top grill.

Step 3: After the steak has cooked through about half its thickness, flip the portion once. As the meat slices begin to cook, separate them with a spatula and season with salt and pepper.

Step 4: Mix hoisin sauce, rice vinegar, hot sauce and brown sugar together. Add this mixture to the beef.

Step 5: On the grill, sauté. the onion and ginger until softened and then combine with the beef.

Step 6: Place ¼-cup of rice into each lettuce leaf cup.

Step 7: Top each lettuce leaf cup with the sautéed beef mixture.

Step 8: Garnish the lettuce leaf cups with carrots, mango, cilantro leaves and chopped cashews.