
Place the chicken thighs in a large pot with the onion and carrots. Season well and cover with water. Bring to a boil, then simmer for 30 minutes.
Remove the chicken, check the seasoning, add orzo, and cook for another 15 minutes.
Shred the chicken meat and return bones to the pot.
Remove bones and onion, ladle hot soup into eggs and lemon juice, then whisk back into pot.
Add shredded chicken back to the pot, check seasoning, and stir in dill before serving.