Laugarvatn, vulcano Hekla in background, Iceland
The Icelandic Bakery That Buries Its Bread in Hot Springs (2022, atlasobscura.com)
I must confess, baking bread in the pot, I have not tried yet for practical reasons. This is my weekly workout :-)
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Rúgbrauð (Wikipedia)
Rye bread (Wikipedia)
Laugarvatn (Wikipedia)