Daniel Moore wrote:
>
> I bought a 1-lb. box of C&H brown sugar that, it turns out, is hard as a
> rock. A little mortar I could build a brick wall. Any technique to soften
> and re-granulate it?

Put it into a container you can seal tightly. Add a slice of bread and
close the container. Every day or so change the slice of bread. You can
put the 'used' bread in the compost pile or make breadcrumbs from it.