American
Heat the oil in a large pot over medium heat and cook the diced onion, carrots and celery for 6 minutes, until softened.
Add the chopped garlic and cook for 1 minute.
Pour in the broth, add the chicken, thyme and bay leaf, and bring to a boil.
Lower the heat and simmer gently for 20 minutes, until the chicken is cooked through.
Lift out the chicken, shred it with two forks and discard the bay leaf.
Add the noodles to the pot and simmer for 8 minutes, until tender, then return the chicken.
Season with salt and pepper and stir in the parsley before serving.