lettuce wrap recipe

Ingredients: 500 grams ground chicken 1 tablespoon olive oil 1 small onion, finely chopped 3 cloves garlic, minced 1 bell pepper, finely chopped 1 cup shredded carrots 1 can water chestnuts, drained and chopped 1/4 cup hoisin sauce 2 tablespoons soy sauce 1 tablespoon rice vinegar