Ingre.nts. Boston Bibb or butter lettuce leaves. pound lean ground beef. tablespoon cooking oil. large onion, chopped. cup hoisin sauce. cloves fresh garlic, minced. tablespoon soy sauce..PF Chang s Chicken Lettuce Wraps A copycat recipe that you can easily make in just minutes. And it tastes a million times better too!.Head Boston lettuce, leaves separated, cleaned and dried In a skillet over medium high heat, add the vegetable oil and saute beef until brown. Stir in ginger, scallions, garlic, soy sauce, red pepper flakes, and hoisin and cook for minute. Remove from the heat and stir in the peanuts..