On Dec 20, 8:09*am, John Kuthe > wrote:
> In my mango dessication project I am seeing m,y need for a non-
> reactive glass or ceramic baking sheet, preferably with raised edges
> like my old steel baking sheets. Google does not seem to know what
> "glass baking sheet" means, and turns up all kinds of crap, like
> Cephalon, Pyrex *steel* baking sheets, etc.
>
> Does anyone know of a good source for true glass or ceramic coated
> steel baking sheets? About 12x16 inches or so would be best.
>

A "glass baking sheet" would be a pan.

Have you considered a silicone liner for your metal baking sheets?
(Apparently silicone sheets are not stiff enough to be used on their
own, like metal.)