Chicken Lettuce Wraps

Name: Chicken Lettuce Wraps
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Cuisine: Asian
Ingredients: 1 tablespoon cornstarch; 3 chicken breasts (diced); 1 tablespoon olive oil; 2 teaspoons fresh ginger (minced/grated); 2 cloves garlic (minced); 2 green onions (sliced, whites & greens separated); 8 ounces water chestnuts (diced); ¼ cup red bell pepper (diced); lettuce leaves (iceberg or butter lettuce for serving); toppings as desired; 2 tablespoons soy sauce; 1 tablespoon hoisin sauce (plus extra for serving); 1 tablespoon lime juice; 1 tablespoon rice vinegar; 2 teaspoons cornstarch; ½ teaspoon sesame oil