In honor of Tu B’shevat some people have a custom of eating various fruits. The Star-K has a handy guide to checking various fruits grown and purchased in the United States. See the link below.
Please be aware that even dried fruit with a kosher symbol can have infestation and needs to be checked.
Dried Fruit List
(Flavored Apple Sauce)
No Certification Required – With No Additional Flavors or Oils:
Potassium Sorbate and Sulfur Dioxide are preservatives and are not a problem.
The AKC has a Dried Fruit List Magnet available.