Easy Chicken with seasoning

1 lb chicken breast 1 gallon chicken broth or 1 gallon stock 4 stalks celery 2 carrots 1 small onion 1 garlic clove 2 tablespoons cornstarch 3 teaspoons salt[...]

3 lbs boneless skinless chicken breasts , diced 2 onions , diced 1 lb carrot , peeled and sliced 1 bunch celery , sliced water , to cover 1 tablespoon salt 1[...]

1 rotisserie-cooked chicken or 3 -4 boneless chicken breasts , cut up 8 cups chicken broth 2 cups sliced or diced carrots 2 cups sliced celery , with leafy[...]