Prep your ingredients: Chop vegetables, grate ginger, and separate lettuce leaves.
Cook the protein: Heat oil in a skillet over medium heat. Add ground chicken and cook until it starts to brown, breaking it into small pieces.
Add aromatics: Stir in onions, garlic, and ginger. Cook 2-3 minutes until fragrant.
Add vegetables: Mix in shredded carrot, chopped water chestnuts, and green onions. Cook another 2 minutes.
Add the sauce: Stir in hoisin sauce, soy sauce, and sesame oil. Mix well to coat everything evenly. Taste and adjust salt or pepper as needed.
Assemble the wraps: Spoon filling onto lettuce leaves. Add garnishes like peanuts or cilantro if desired. Fold or roll and enjoy!