Does anybody here use such a thing? Who might use them - caterers maybe? People withoput a gridge - permanenet campervan dwellers?
merely intrigued as I thought they were a WW2 rationing thing that had just died out

UPDATE: Ive also now learned that there is such a thing as powdered stilton cheese!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
didds