For anyone else who is wondering. I emailed my jar manufacturers here in
Canada, Bernardin, regarding this issue and I have attached their response
for you all to view.

"rogers news" > wrote in message
...
>I have a question regarding jar seals and headspace.
>
> I canned 3 jars of home made apple pie filling
>
> 2 of the jars after processing had headspace remaining of about 1" as per
> recipe. The one remaining jar appears to have no headspace left and
> appears
> as thought some of the liquid may have been expelled from the jar during
> processing. All jars were processed with 1" headspace to start.
>
> The jar in question appears to be sealed (lid is concave). Pressing on the
> lid does not create a pop back. However, using the method of tapping the
> lid
> with a spoon produces a dull sound. USDA says that any one of 3 methods is
> valid for testing seals. This jar meets the visual and finger push test
> but
> not the spoon test, seemingly because the filling is touching the bottom
> part of the lid.
>
> I assume that this jar is ok. Can someone offer a second professional
> opinion
>
> Thanks,
>
> Jason
>
>
>
>