Sparkling Wine Flashcards

0
Q

Where does the CO2 come from?

A

A secondary fermentation - yeast convverts sugar into alcohol and CO2
- a carfully measured amount of sugar plus yeast is added to wine

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1
Q

What is the legal def of sparkling wine?

A

more than 3.92 grams/litre of CO2

extra

  • 1 atmospher pressure
  • noticeable fzzy
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2
Q

When is carbon dioxide more soluble?

A
  • higher pressure
  • lower temperatuure
  • higher alcohol
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3
Q

Where does champagne come from

A

a region of france tha focuses soley on sparkiling wine
-n01 else is allowed to use the name

champagne - cool continental climate average temp of 16deg, challenging for wine, sugars very low and acids very high

grapes include: chardonnay(light bodied wines and high acid), pinot noir -(greater body) pinot meunier(fruitiness)

PICKED AT LOW SUGAR LEVEL 18-20 BRIX

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4
Q

what are the characteriscs of the bas wine before it is turned into a sparkling?

A
  • low alcohol
  • high acidity
  • low sulfur dioxide
  • dry - no fermentable sugar
  • neutral flavour
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5
Q

One method to create sparkling wine is METHODE TRADITIONALLE. What are its features?

A

also called classique, tradionale methhhod
- very labour intensive
produces high quality wineee
used in champagne
- also used in the best sparkling wines in other regions

wine ferments for 1-3 months

  • blending to maintain consistency from vintage to vintage known as “HOUSE STYLE”
  • Tirage syrup is added(seconayr fermentation
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6
Q

What does Tirage syrup contain?

A

Sugar, yeast reserve wine, yeast nutrients

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7
Q

How much sugar is aded METHOD TRADIT?

A

4grams/litre will tive 1 atmospher pressure

so to get 6 atmosphers add 24gperl

the alcohol will increase per 16g gl by 1% alcohol

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8
Q

what are some features of ageing en tirage?

A
  • dead yeast slowly add flavour
  • bread, biscuit, toast
  • CO2 becomes fully disolved in the wine
  • wine usually aged 1-3 years
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9
Q

MT define riddling?

A
  • after maturation period yeast lees needs to be removed
  • bottles are placed into riddling rack
  • turned and tipped to move sedment into the neck
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10
Q

MT - what is Disorgement?

A

bottles placed in a very cold brine to freeze the sediment in the neck of the bottle

  • bottles inverted upright
  • the crown seal is removed
  • Co2 pressure forces the frozen yeast plug out of the bottle
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11
Q

MT - define Liqueur d’expedtion’s purpose?

A

Lde is added to top up bottle(cane sugar, older wine, brandy)
sugar balances high acidity
cork is inserted
wine cage goes on so cork wont pop off

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12
Q

What is the transfer method? sparkling wine

A

same as MT : basewine + sugar + yeast are bottled
- no riddling
- bottles emptied into a tank
-filtered in bulk and liqueur d’expedition is added
rebottled
lable says feremented

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13
Q

What is the charmat tank process?

A

used for inexpensie spakling wine

  • secondary fermentation conducted in tank not bottle
  • basewine + sugar + yeast
  • filtered and bottled at the end of fermentation under pressure
  • no yeast flavour
  • good for sparkling wines made with aromatic grape varieties
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14
Q

What is the asti method?

A

variation on the Charmat method

  • used for asti frizzante and asti spumante
  • muscat grape
  • does not start with dry base wine
  • stored close to freezing then warmed to ferment in pressurised tank
  • co2 allowe to escaped until alcohol reaches 6% abv
  • after this point, CO@ is retained
  • ferment continues until 7-7.5%
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15
Q

define carbonation?

A

most inexpensive method

  • co2 is injected into wine
  • adds bubbles but does not alter the flav of the wine or add any other characterics to the wine
  • not considered to produce high quality wines
16
Q

Define applellation?

A

A geographical name given to wine to indicate the origin of the grapes used to produce the wine.

17
Q

When and what is the purpose of the appellation of origin wne law(another name too)? AOC:

A

1935 - to control and improve wine quality and limit overseas imitations, in response to phylloxera crisis

18
Q

how is the AOC used?

A

can be used only according to the regulations. Therefore the appleation can cgive an indication on how the wine will taste.

  • controls the reputation of the area
  • does not guarantee exclusivity in the market place
  • regulates the market preventing oversuppying
19
Q

What are the AOC production requirments?

A
  • max grape/wine yield litres/hectrare
  • minimum ripeness( percent of Brix)
  • aging time in barrels
    types of barrels
20
Q

are all french wines AOC?

A

no, only 35% are

  • the rest are:
  • not in the AOC region
  • do not meet standards
  • may still be excellent
  • Vin de Pays(VdP)
  • Vin de France(de table)
21
Q

What are the four different types of french wine labeling?

A
  • AOC
  • Vin Delimites de Qualite Superieure(VDQS)
  • Vin de pays(VdP)
  • Vin de France - any varieties, any region
22
Q

What are negotiants in the Burgundy region?

A

wine merchants that buy grapes or young wine from growers

23
Q

difference between bottle from burgandy and bordeaux?

A

Sloping shoulders compared to high shoulder of the bordeaux bottle.

24
Q

what are the differences between the two sub regions in burgandy?

A

Chablis AC

  • white wines made from chardonnay grapes
  • cool region, high acid wines
  • austere, green-plum fruit, apple, stony mineral
  • subtle flavours, traces of oak.

Beaujolais AC

  • light, fruity red wines made from carbonic maceration
  • made from gamay
  • raspberry and cherry fruitflavours, light in tannisns
25
Q

Bordeaux climate and facts?

A

climate: moderate maritime climate
- Some cool wet summers
- need to chaptalise(addition of sugar)

  • vineyard much bigger tahn burg
  • winesnot labbeled by vineyard
26
Q

what are the different boreuax variteties?

A

varietal blends due to weather conditions - grape varieties ripen at different times
-13 grape varities permmmmitted under AC regulations
in practice though:
- reds Cabernet Sauvignon, merlot cabernet franc, malbec and petit verdot
- whites sav blanc, semellion and

27
Q

bordeuax’s differnece in reds to burgandy?

A
  • more colour
  • more tannin
  • lower alcohol
28
Q

Bordeaux appelations?

A
  • region
  • subregion
  • village
  • chateau (castle) :is a winery, main identifier of bordeuax wine
  • but not part of the appelation system
29
Q

what are the facts about the Medoc AC region of Bordeuax?

A
Medoc AC:
- most famous red wine region 
- left bank
-cabernet sav predominant
what are the sub regions:
- haut-Medoc
- Margaux
-St-Estephe
- Pauilao
30
Q

what are the facts about the graves AC region in bordaux?

A
  • left bank
  • primarily white
    sav blanc mostly
    some reds too(merlot)
31
Q

What are the facts about Sauternes AC in bordeux?

A
  • some of the finest dessert wines in the world
  • semillon and savblanc
  • very sweet whites made from botrytised grapes
  • botrytis mould dehydrates the grapes concentrating sugarand the flavour
32
Q

what are the facts of the Saint-emillion AC and Pomeral AC?`

A

right bank

- merlot and cabernet franc predominant