> Sherbet generally does have milk in it in the U.S. Sorbet is difficult
> to find but really isn't supposed to be dairy based -- but as far as I
> know there's no law or anything to prevent it you'll need to check
> closely.
Most sorbets are done on equipment that is also used to make ice cream,
so cross-contamination is also a strong possibility. I've had good luck
so far with Haagen-Dazs and Ben & Jerry's sorbets.
Karin