Strawberry and Walnut Salad

Name: Strawberry and Walnut Salad
Ingredients: * 3 cup shredded crisp green lettuce; * 1 cup sliced strawberry; * 3 celery stick, finely chopped; * 1/2 a ripe avocado, peeled and chopped in small piece; * 2 cooked chicken breast, chopped (optional); * 1/4 cup chopped walnut; * 2 tablespoon walnut oil or mild olive oil; * 4 teaspoon balsamic vinegar; * 1 teaspoon dijon mustard; * 1 teaspoon runny honey