Making Chicken Vegetable Soup is straightforward and enjoyable. Follow these steps to create a delicious meal:

1. Prepare the Ingredients: Dice the carrots, celery, potatoes (if using), and onion. Mince the garlic and chop the green beans.
2. Cook the Chicken: In a large pot, heat olive oil over medium heat. Add the chicken breast and cook for about 5-7 minutes, browning on all sides.
3. Add Aromatics: Stir in onions and garlic, cooking until fragrant, about 2-3 minutes.
4. Combine Vegetables: Add diced carrots, celery, and potatoes (if using) to the pot and stir well.
5. Pour in Liquids: Add the chicken broth and water, stirring to combine.
6. Season the Soup: Sprinkle in thyme, parsley, bay leaf, salt, and pepper. Bring the soup to a boil.
7. Simmer: Once boiling, reduce the heat to low and let it simmer for about 25-30 minutes, or until the chicken is cooked through and the vegetables are tender.
8. Shred the Chicken: Remove the chicken from the pot, shred it with two forks, and return it to the soup.
9. Add Green Beans and Corn: Stir in the chopped green beans and corn, cooking for an additional 5-7 minutes.
10. Adjust Seasoning: Taste and adjust salt and pepper if necessary. Remove the bay leaf and discard.

By following these simple steps, you'll have a pot of Chicken Vegetable Soup ready to serve!