A beer gourd, actually.
Part of the analogue brewing process. Helps to maintain flavours and acidity.
This place is really well-known for them. If you didn't know that.
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Turtle Power & Knuckles, Thu 13 Apr 2023, 20:15,
archived)
Penis gourd
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mr horrible up yours, dickface, Thu 13 Apr 2023, 21:31,
archived)