Remember shoutboxes?

That you can’t heal someone who is mentally ill with the power of love (even if you try so hard you almost destroy yourself).

Peter Thiel knows about the Antichrist

I’d recommend weck. According to Wikipedia they still produce in Germany. https://www.weck.de/

Here they describe that you can also freeze the glasses. https://www.weckglaeser.com/ideen-rezepte/kuechen-tipps/einfrieren.htm

You must not seal them airtight if you freeze them .