Whiskey Flashcards
What is the usual ABV for distillers beer?
5-10% ABV
How long does the fermentation process for whiskey typically last?
Between 40-72 hours.
What is the main difference between fermentation containers in Scotland vs the US?
In Scotland, they are closed, in the US, they are generally open.
What is a washback?
The term used in Scotland for large containers used for fermentation.
What is wort?
The sugary liquid drained off the malt. Also called mash.
What substance is important to be absent from water used for whisky production?
Iron - Would turn the golden hue to a black tinge.
What is sparging?
For whiskey in Ireland/Scotland. The 4th stage of the wash (where the sugary liquid is drained off the malt). The liquid from the final stage is sometimes used in next round of mashing rather than fermentation.
What is washing?
A process in Scotland and Ireland for whisky where the sugary liquid is drained off from the mash. There are up to four stages.
What is a mash cooker?
The vessel where the ground grains are mixed with hot water.
What are the two steps for mashing in whiskey production?
Liquification
Saccharification
What is mashing?
In whiskey production, the biological process where starches are converted into sugar.
What is milling?
In whisky production, the process where the kilned malt is screened and ground into grist.
What is kilning?
The heating of the green malt in a kiln. Peat may be used (particularly in Scotland) for fuel. Kilning caramelizes the sugars.
What is green malt?
Malted barley that has sufficiently germinated.
What is diastase?
The industry term for the enzymes - alpha amylase and beta amylase - that are released during malting.
What enzymes are released during malting?
Alpha Amylase
Beta Amylase
(Often called diastase)
What is malting?
The process of grain sprouting,
What is a mash bill?
A list of grain ingredients that will be fermented for use in a specific spirit. Also known as grain bill.
What is a grain bill?
Another term for a mash bill - a list of grain ingredients for a specific spirit.
What are the requirements for Irish Whiskey?
Produced in Ireland from a mash of cereals.
Aged in wooden cask no less than 3 years
No additives except water and caramel coloring
Distilled to strength of less than 94.8% ABV
What are the requirements for Scotch Whisky?
Produced in Scotland from a mash of malted barley and other cereal grains.
Aged in oak for a minimum of 3 years
Distilled to no more than 94.8% ABV
Fermentation and distillation must occur at same location
Water and coloring are only permitted additives
Only endogenous enzymes allowed.
What is the EU definition of single malt whiskey?
It is distilled exclusively from malted barley at a single distillery.
What are grain spirits?
The US defines “Grain Spirits” as neutral spirits distilled from a fermented wash of grain and stored in oak.
What are the requirements for corn whiskey?
At least 80% corn
Alcohol distilled to 160 proof or less.
Does not require wood aging.
If wood is used, stored at no more than 125 proof in used or uncharred wood.
What is straight whiskey?
The US definition for whiskey that conforms to either Bourbon, Rye of Corn whiskey and has been stored for a period of two years or more in the type of oak container prescribed.
What are the requirements for Rye whiskey in the US
Must be produced from a mash of no less than 51% Rye.
Distilled at no more than 160 proof.
Stored at no more than 125 proof in charred new oak containers.
What are the requirements for wheat whiskey in the US
Must be produced from a mash of no less than 51% wheat.
Distilled at no more than 160 proof.
Stored at no more than 125 proof in charred new oak containers.
What are the requirements for malt whiskey in the US
Must be produced from a mash of no less than 51% malted barley.
Distilled at no more than 160 proof.
Stored at no more than 125 proof in charred new oak containers.
What are the requirements for Rye Malt whiskey in the US
Must be produced from a mash of no less than 51% malted rye grain.
Distilled at no more than 160 proof.
Stored at no more than 125 proof in charred new oak containers.
What are the requirements for Bourbon Whiskey?
Mash no less than 51% corn
Distilled to no more than 160 proof
Stored at no more than 125 proof in charred new oak containers.
What is the fermented mash in whisky production called?
Wash, distillers beer, or beer.
What is a wash still?
Using the pot still method of distillation in whiskey production, the wash still (AKA beer still) is the still where the first distillation occurs.
What is a beer still?
Another term for a wash still, where the first distillation takes place in pot still distillation of whiskey.
During pot still distillation for whiskey, what is the second still known as?
The spirit still.
What is the term for the product that comes off of the spirit still?
High wine or new-make spirit
What is a spirit safe?
A spirit flows through and is analyzed for alcoholic strength, and possibly classified (including for taxation)
What is the effect of a large diurnal change on the maturation of whiskey?
It speeds up maturation, as the temperature lowers the spirit retracts into the barrel, and when it warms it is forced into the barrel staves.
What is the estimated number of years that a whiskey requires to mature in Scotland or Ireland for every year aged in Kentucky or Tennessee?
For every year aged in Kentucky or Tennessee, 3 years would be required in Scotland or Ireland to achieve the same results.
How are barrels of whiskey generally aged in Scotland and Ireland?
One story stone buildings
Closely stacked with little circulation
Used barrels, saturated pores.
How are barrels of whiskey generally aged in the US?
Rackhouses - generally several stories high - wide temperature fluctuations
Casks generally not stacked on each other - more air circulation
New oak, less saturated pores
What type of whiskey is the largest category globally?
Blended Whiskey
What is a Single Malt Scotch Whisky?
A whiskey distilled at a single distillery in a pot still, solely made with malted barley and no other grains. Must be bottled in Scotland.
What is Single Grain Scotch Whisky?
A Scotch whisky distilled at a single distillery and produced from other grains in addition to malted barley. Must contain at least some malted barley.
What is Blended Malt Scotch Whisky?
A blend of two or more single malt Scotch whiskeys that have been produced at more than one distillery.
What terms are no longer authorized as synonyms for blended malt?
Pure malt and vatted malt.
What was the change in 2019 to the definition of blended malt scotch whiskey?
It was expanded to include blends from two or more immature single malt distilleries which may be sourced from a single distillery or from more than one distillery.
What is a Blended Grain Scotch Whisky?
A blend of two or more single grain Scotch whiskies that have been produced at more than one distillery.
What is a Blended Scotch Whisky?
A blend of one or more single malt Scotch whiskies with one or more single grain Scotch whiskies.
What percentage of Scotch consumed worldwide is Blended Scotch Whisky?
About 90%
What ABV is wort fermented to?
7-10% ABV
What effect does the length of time of fermentation of the wort have on a whisky’s flavor?
A short fermentation can add a malty flavor, a longer fermentation allows for the development of more congeners.
For the pot still distillation of Scotch, what ABV is the wash typically after the first distillation?
Around 21-28% ABV
For the pot still distillation of Scotch, what is the ABV of the spirit produced during the second distillation?
70% ABV, cannot exceed 94.8%.
What is the size restrictions for barrels used to age Scotch Whisky?
The barrels must be smaller than 700 liters (185 gallons) for the initial aging period.
What are the main whisky producing regions of Scotland?
The Highlands
The Lowlands
Speyside
Islay
Campbeltown
What is the best known Scotch Whisky distillery operating in Campbeltown?
Springbank Distillery
Which region in Scotland contains the most operating distilleries?
Speyside
How many distilleries are currently operating in Speyside?
Over 50.
How many distilleries are currently operating in Campbeltown?
3
What is “the Queen of the Hebrides”?
Another name for Islay.
Approximately how many distilleries are in the Highlands region of Scotland?
Over 40.
How many distilleries are currently operating in the Lowlands?
Just over a dozen.
Which region is Speyside technically a sub-region of?
The Highlands
How many distilleries are currently operating in Islay?
10
What type of Scotch Whisky are the Highlands known for?
Often “entry-level” with sweet, soft finish, and not quite as robust/complex as other regions. (Does not describe Speyside)
Describe Scotch whisky from the Lowlands.
Traditionally triple-distilled (although not required). Often lighter style, subtlety, grassy notes, notes of citrus, and a light, dry finish.
What type of Whisky is produced in the Speyside region of Scotland?
Complex, smooth single malt, and some lighter styles as well.
Describe Scotch from Islay.
Notes of salty sea breeze, iodine, seaweed. Medium to heavy peat influence, with a smoky or medicinal character.
What is an Irish Malt Whiskey?
A whiskey made from 100% malted barley, with the wort separated from the solids before fermentation, and distilled in pot stills.
What are some examples of Irish Malt Whiskey?
Bushmills Single Malt, the Irishman Single Malt, and Tyrconnell Single Malt.
What is Irish Grain Whiskey?
A whiskey produced from a mash containing a maximum of 30% malted barley. The rest made up of unmalted cereal grains. Uses column stills. Typically used in blends
What is an example of Irish Grain Whiskey?
Greenore Single Grain Irish Whiskey (Produced by Cooley Distillery).