Slow Cooker Chicken Vegetable Soup Recipe

boneless skinless chicken breast

medium carrot (, diced)

stalks celery (, diced)

small onion (, diced)

small zucchini (, cubed)

chopped broccoli (optional)

garlic (, minced)

bay leaf

dried thyme leaves

chicken broth

Worcestershire sauce

kosher or sea salt

additional salt and pepper (, to taste (optional))

minced parsley for garnish ((optional))