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Protected Designation of Origin (PDO) - ANSWER small areas, tight regulations (most
prestigious wines tend to be classified as PDO)
PDO in France - ANSWER Appellation d'Origine Contrôlée (AC or AOC)
Appellation d'Origine Protégée (AOP)
PDO in Italy - ANSWER Denominazione di Origine Controllata e Garantita (DOCG,
higher quality)
Denominazione di Origine Controllata (DOC)
PDO in Spain - ANSWER Denominacion de Origin (DO)
Denominacion de Origin Calificada (DOCa)
PDO in Germany - ANSWER Qualitätswein
Prädikatswein
Protected Geographical Indication (PGI) - ANSWER covers a much wider area, have
less strict regulations
PGI in France - ANSWER Vin de Pays (VdP)
Pays d'Oc (and a few other regions) prefers to use Indication Géographique Protégée
(IGP), the French term for PGI
PGI in Italy - ANSWER Indicazione Geografica Tipica (IGT)
PGI in spain - ANSWER Vino de la Tierra (VdlT)
PGI in germany - ANSWER Landwein
Vine Age - ANSWER older wines will produce less grapes, more concentrated and
complex aromas --> considered higher quality
Vintage - ANSWER year the grapes were harvested
Late Harvest - ANSWER Grapes that have been left on the vine and picked later, riper
flavors and higher sugar --> fuller bodied and more concentrated
, Crushing - ANSWER splitting the grape skins to release some of the grape juice
Pressing - ANSWER crushed grapes are squeezed by a machine (press) to extract as
much liquid as possible
alcoholic fermentation - ANSWER process by which alcohol is made
yeast feeds on sugars from the grape juice --> releasing heat and CO2 (escapes into
the atmosphere)
when yeast feeds on all the sugar you typically get a dry wine
Storage (between fermentation and bottling) - ANSWER most wines are stored for a
short period of time (less than a year) prior to bottling, flavors do not change much
some wines are stored for extended periods of time --> "maturation", typically in oak
barrels
Making a dry red wine - ANSWER skins must be included in the fermentation process
into to extract their color and tannins
crushing --> alcoholic fermentation --> draining --> pressing --> storage/maturation -->
packaging
Extracting color & tannins - ANSWER heat created by yeast during fermentation
helps extract color from the grape skins if the cap (floating grape skins) is left
undisturbed, won't do enough punching down- plunger is used to push the cap down
into the liquid pumping over- liquid from the bottom is pumped up through a hose
Two ways to make a dry rose - ANSWER Short maceration: fermenting wine (from
black grapes) is drained from the skin after a few hours, then fermentation continues as
if it is a white wine
Blending: mixing red and white --> not permitted in many parts of europe
Making dry white wines - ANSWER crushing --> pressing (remove skins) --> alcoholic
fermentation --> storage/maturation --> packaging
Residual sugar - ANSWER sugar left in wine after fermentation
Sweet wines: concentrated grape sugars - ANSWER juice extracted from extra-ripe
grapes, botrytis/noble rot, frozen grapes have lots of sugar, impossible for the year to
process all of it (ex. Tokaji)
Sweet wines: removing the yeast - ANSWER filtration systems that remove yeast from
fermentation grape juice (white zinfandel)
Sweet wines: killing the yeast - ANSWER Commonly done by adding alcohol to
fermenting grape juice, called fortification (raises alcohol to 15-20%) (ex. Port)