P.F. Chang's Chicken Lettuce Wraps

Name: P.F. Chang's Chicken Lettuce Wraps
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: Asian
Ingredients: 1 teaspoon olive oil; 1 pound ground chicken; 2 cloves garlic (minced); 1 small white onion (diced); 1/4 cup hoisin sauce; 2 tablespoons soy sauce; 1 tablespoon rice wine vinegar; 1 tablespoon freshly grated ginger; 1 teaspoon Sriracha; 1 can (8 ounces) sliced water chestnuts, drained; 2 green onions (thinly sliced); Kosher salt and freshly ground black pepper (to taste); 1 head butter lettuce