Dave Smith > wrote in message >...
> 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 in a canister and toss in a piece of stale bread.

This works quite well, but I prefer to use a piece of fresh bread.

Sugar is naturally hydroscopic, meaning that it attracts and holds
moisture. If you put in something moist with less sugar, i.e. bread,
the bread will become stale but the sugar will soften.

--Erica