In a large stock pot, add chopped onion, carrots, and celery along with 2 Tablespoons olive oil. Saute for 5 minutes over medium heat.
Add minced garlic and saute for 2 minutes.
Add diced chicken, broth, and dry pasta. Bring soup to a boil and simmer for 15-20 minutes or until the chicken and pasta is fully cooked. Remove from heat.
Add in lemon juice and parsley. Serve hot.
Recipe by Purely Katie at https://www.purelykatie.com/one-pot-chicken-orzo-soup/