didn't notice the fried apples(in the pic) till now sorry if i make someone hungry.
Aluminium goes dull from cooking and also develops small depressions so won't be smooth. That's why I won't eat stuff cooked in aluminium if I can help it. If it were pewter it would have melted by now.
Rest In Peace My Son (01/06/1986 - 14/01/2014)
''Assume everything that moves is a human before identifying as otherwise''
I'd bet it's an aluminum alloy or maybe a zinc/aluminum alloy. Looks like a sand casting. A couple drops of hydrochloric acid will bubble if it's either of these. Vinegar might work too, but will be slower. Shine up a spot with steel wool or scratch it with something first to get rid of any surface oxidation.
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