In a large skillet over medium-high heat, heat 1 tablespoon of the olive oil, then brown the ground chicken, crumbling with a wooden spoon until done. Drain any extra liquid and transfer to a plate.
1 pound ground chicken, 2 Tablespoons olive oil
Add another tablespoon of olive oil to the same skillet and cook the onion in it until soft and translucent. Add garlic, cooking and stirring for 1 minute, then add the meat back into the pan with the onions.
1 large onion, 4 cloves garlic
Add the soy sauce, hoisin sauce, ginger, rice wine vinegar, sesame oil, green onions, and water chestnuts. Mix well, cooking for 1 minute longer, then remove from the heat. Adjust seasoning as needed.
1 Tablespoon reduced sodium soy sauce, 1/4 cup hoisin sauce, 2 teaspoons fresh ginger, 1 Tablespoon rice wine vinegar, 2 teaspoons sesame oil, 2 green onions, 1 (8-ounce) can water chestnuts
Serve the filling with the lettuce leaves, matchstick carrots, mint leaves, peanuts, and bean sprouts for assembly.
12-16 bibb or butter lettuce leaves, Carrot matchsticks, Fresh mint leaves, Roasted peanuts, Bean sprouts