Use whatever you’ve got at hand: a "cream of something" soup, store-bought or homemade beef broth, pan juices, or gravy. If your stew is done but the meat isn't tender yet, continue to cook it for a ...
add some stock or broth to make up the difference. From there, make a quick roux by cooking flour in an equal amount of melted butter, then whisk in the drippings and simmer until the gravy is ...