Since cranberry sauce is much like jell-o I think it is neither.
Sugar was the main ingredient missing that was needed.
Check comments on Jason Nitzberg's website "Cranberry sauce upside down label mystery"
There are a lot of good recipes for cranberry sauce on the internet. You can find good recipes for cranberry sauce on simplyrecipes, goodhousekeeping, bbcgoodfood dot com.
Add natural liquid honey until it's suits your taste :)