mm wrote:

...

I think she never had a Teflon cookie sheet before.

The trouble with Teflon is that it's so hard to clean. Uncoated metal
can be rubbed down with steel wool or other abrasives. The only thing
wrong with her cookie sheet is a coating of some residue. Wash it
thoroughly with one of those knitted-plastic scouring pads. The longer
one waits, the tougher the film gets.

Jerry
--
Engineering is the art of making what you want from things you can get.
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