Creamy Chicken Noodle Soup

1 rotisserie chicken, cooked
chicken broth
1 medium onion, chopped
3 stalks celery, chopped
1 cup chopped carrots
salt
pepper
2 envelopes Liptons Chicken Noodle soup
1 12oz can evaporated milk
1 can cream of chicken soup
1 cup sour cream

Bring chicken broth to a boil. Add onion, celery, and carrots and boil for 10 mins, or until tender. Add the rest of the remaining ingredients except the chicken and sour cream. Bring to simmer. Add chicken and sour cream at the end and serve.