"U.S. Janet B." wrote:
>
> ...toss it in a bag I keep in the freezer. In this bag are
> onion ends and pieces, celery, mushroom stems, odd pieces of bell
> peppers, odd chunks of carrot, etc. This bag of stuff is intended to
> make stock. It goes with another bag I have in the freezer that is
> full of chicken trimmings.

I keep 2 bags of trimmings like that in my freezer too.
No need to waste that good stuff.