Although I haven't used them in years; the aluminium bialetti versions seem to make better coffee. Not a world of difference though.
Not 100% sure, but I think that aluminium versions take slightly more coffee and is the reason for the flavour difference.
Not 100% sure, but I think that aluminium versions take slightly more coffee and is the reason for the flavour difference.

.?? That's the first time I have heard that aluminium is porous !

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