We subscribe to NextIssue
http://www.nextissue.com/ on our ipads. It gives unlimited access to 140 magazines for multiple ipad/tablet users (5 I think). Some magazines are weekly, some monthly, some serious reading and some guilty pleasures. There are a few cooking magazines.
http://www.nextissue.com/food-and-cooking-magazines/ Yes, there's a lot of content but is a nice distraction from the real news of the day.