>"Melba's Jammin'" > wrote in message
...

> (snip)
> So far, I've had one seal failure - and that was a lid that was probably
> 5 years old. (I don't do many spreads in wide mouth jars any more.)

I've only used the wide mouth jars for canning fruit. But I do have some
smaller ones. Are they a problem with jams and spreads?

Christine