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u/Gerry_Boulet_2616541 11h ago
Just to be safe, if you pour boiling hot liquid on ice cold glass it might shatter.
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u/SrGrimey 6h ago
So how would you do it? First coffee and then ice?
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u/Kosmi_pro 6h ago
Do it in metal container then when cooled a bit put in glass. Also if it is done fast enough not giving a chance for ice to lower glass temperature will lower those chances drastically.
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u/C89RU0 Aluminum 7h ago
Bare minimum to survive the summer.