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Old March 28, 2019   #2
brownrexx
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Join Date: Feb 2016
Location: Southeastern PA
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I have never heard that but I don't like potatoes wrapped in foil anyway. I like the skin to be slightly crisp, or at least dry.

However I don't see why it wouldn't get hot enough in a 350 - 400° oven. That thin foil would not be very good at insulating the potato from the heat.
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