Such an informative thread. Thanks for sharing your ideas here.
Anyway, in connection to "expiration date" issue, let me say that the expiration date that seems on packaged food is really complicated to a lot of people, largely as a result of phrases used, such as “Best Before,” “Sell By” or “Use By.” I'm pretty sure that some of you doubt if the food still secure to eat on that date, or somewhat after that date. Let's think about saving money by understanding what that expiration date means. More information here