Spinning the pot forces the product to the sides and it freezes, The frozen parts are scraped off the walls of the French pot with a mechanical corkscrew blade and by hand, with a paddle until it all comes together into a frozen mass.
Lions, tigers, pop concerts at one end, the National Trust and heritage pot-pourri at the other, with all sorts of money-spinning devices in between, can keep the roof on, the guttering in order and the mullions mended.