TERRA-COTTA (TC) is ALSO used to wrap trout or for any clay wrapped cooked protein.
See https://www.newmexicomagazine.org/blog/post/the-good-earth/
Sold in 25lb bags.
WARNING: This product can expose you to chemicals including Silica, crystalline (airborne particles of respirable size), which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.