01 - Heat olive oil in a large pot over medium heat. Add onion, carrots, and celery. Sauté for 5 minutes until softened and fragrant.
02 - Stir in minced garlic and cook for 1 minute until aromatic, being careful not to burn.
03 - Add diced chicken to the pot. Cook for 3-4 minutes, stirring occasionally, until chicken just begins to turn white on the outside.
04 - Pour in chicken broth. Add thyme, bay leaf, parsley, salt, and black pepper. Bring mixture to a boil, then reduce heat to maintain a gentle simmer.
05 - Add green beans to the simmering soup. Cook for 10 minutes until vegetables begin to soften.
06 - Stir in egg noodles. Continue simmering for 6-8 minutes, or until noodles are tender but not mushy.
07 - Add frozen peas and cook for 2 additional minutes until heated through. Remove and discard bay leaf. Taste broth and adjust salt and pepper as desired.
08 - Ladle hot soup into bowls and serve immediately. Pairs well with crusty bread for a complete meal.