I feel wholly proper for suggesting using a Japanese titanium beer tumbler for the Lord’s Supper now that I’ve read Andrew Spicer’s “The Material Culture of the Lord’s Supper. Adiaphora, Beakers and Communion Plate in the Dutch Republic” — down to the re-purposing a vessel formerly used domestically, and perhaps using something even simpler for the bread plate.
And if you read this site, you might enjoy it, too.