Sear chicken thighs skin-side down in a large pot until golden brown.
Add onion, carrots, celery, bay leaves, salt, peppercorns, and water. Bring to light boil, then simmer covered for 1 hour.
Strain broth, remove chicken, and shred meat.
In clean pot, sauté diced onion, carrot, and celery in olive oil for 5 minutes.
Add garlic, salt, and pepper. Cook 1 minute.
Pour in strained broth and shredded chicken. Simmer covered for 20 minutes.
Add egg noodles and cook 5-7 minutes until tender.
Serve hot with cilantro and lemon wedges.