Flash-frozen in a sentence as an adjective

>What does it mean exactly to be ground?Not sure what the exact definition would be but I certainly wouldn’t assume it to be ‘ammonia treated slurry flash-frozen on 20ft rollers’.

There's an eco-friendly cremation process that was developed within the past two decades, where the body is flash-frozen using liquid nitrogen, and then pulverized into powder with vibration.

Flash-frozen definitions

adjective

(used of foods) preserved by freezing sufficiently rapidly to retain flavor and nutritional value; "frozen foods"

See also: quick-frozen frozen