Gradually
stir in 2 to 3 cups chicken stock (not bouillon). Lower
heat. Stir until
thickened and add 1/2 cup celery, 1 tablespoon Italian
seasoning, meatballs, 2 to 3 cups of your favorite fresh or
frozen stew veggies.
Simmer over low
heat 1 to 2 hours,
stirring several times.