In cryoextraction, this is done to grapes to produce the most concentrated juice in pressing
The harvest is usually done in the coldest hours of the morning under 
klieg ... On the other hand, true icewine producers would argue that 
cryoextraction... [DOC] [TLE] Sauternes Barsac Sweet Bordeaux Wine Guide, Best Chateaux, Top ... [PAR] In total, Sauternes produces more than 480,000 cases of wine each year.