Chicken Lettuce wraps

INGREDIENTS

1 lb

ground chicken

1 tbsp

olive oil

yellow onion, finely diced

3 cloves

garlic, minced

1 8 ounce can

water chestnuts, drained and finely diced

1/4 cup

hoisin sauce

1/4 cup

low-sodium soy sauce

1 tbsp

rice wine vinegar

1 tbsp

sriracha hot sauce, optional

1 tbsp

fresh ginger, grated

1/4 tsp

red pepper flakes, optional

kosher salt and freshly ground pepper,

2 tbsp

green onions, thinly sliced, plus more for garnish

head butter lettuce, rinsed and spun dry