On 5/1/2015 1:18 AM, Mark Thorson wrote:

> When that didn't work
> with a particularly obstinate jar of
> salsa, I had the brilliant idea of
> relieving the vacuum in the jar by
> stabbing the lid with a knife. That
> worked! The lid came right off!

Relieving the vacuum is the best way to open a jar. Usually a can/bottle
opener will do the trick, even a knife blade to lift the edge.
Stabbing, of course, if you really have to.