To make the soup ahead, omit the pasta and refrigerate or freeze the soup. As the soup reheats over medium heat, cook pasta separately according to package directions, then stir it in shortly before serving. Use leaves from celery stalks as a garnish.
This crock pot recipe is easy to assemble and needs no attention while it cooks. The flavors blend nicely to give it a wholesome earthy flavor that is unbelievably vegetarian. Serve with garlic bread.