Tip - How to Dry or Dehydrate Celery | eHow

You can successfully dry celery in the oven or in a food dehydrator, then use it to flavor soups, casseroles and other cooked foods. Store and use the dried celery in whole slices, or grind it to a seasoning powder in a food mill. Twelve pounds of fresh celery will product to about ¾ pound of dried celery that you can easily store in a...