Blue Acorn Ferment Crock Detail Posted bymnsternadminDecember 3, 2011December 12, 2011Posted inCeramics This is another detail of the Blue Acorn Ferment Crock. This is a fermentation crock. Blue and turquoise glaze. The top says “Ferment”. Makes a bit over 1 Quart of kraut/kim chee/etc. Shaped a bit like an acorn.2011.