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61 Cards in this Set

  • Front
  • Back
What is Reinheitsgebot?
Bavarian Purity Law codified the 3 ingredients authorized for beer production as barley, hops, and water
What are the raw ingredients for Beer production?
water, yeast, a starch source, and hops
TorF. A grain’s starch must first be converted into sugar before fermentation can commence.
TRUE
What is the first step in beer production?
malting
What is malting?
Barley is steeped in water to promote germination?
Why is germination important in beer production?
when barley germinates it release the enzyme amylase which convert the starch to fermentable sugars maltose and dextrin
What is amylase?
enzyme for barely germination which converts starch to sugar
What is "green malt"?
is the product of germantion before the roasting process
TorF. The style of beer desired will determine the length and degree of roasting.
TRUE
What is grist?
roasted malt which is ground, or cracked, in a mill
What is the mashing process?
grist is combined with hot water in a mash tun converting and extracting sugar from the malt making wort
What is wort?
a sugar-rich liquid, from malted grain to frement into beer
What happens after wort production?
wort liquid is drawn off the grains and filtered into the brew kettle, or “copper”
What is a copper in reference to beer production?
brew kettle
What is sparging?
Additional sugar and flavor may be extracted from the spent grains rinsing with fresh water, although this may lead to unwanted bitterness in the finished brew
When are the hops added?
The wort sparge and hops are addded together in the copper after sparging
What are hops?
a flower that adds flavor and bitterness, and has both preservative and antiseptic qualities that prohibit bacterial growth
What is a hopback chamber?
is a sealed chamber that is inserted in between the brewing kettle and counter-flow wort chiller.
What is the hopback chamber used for?
It facilitates maximum retention of volatile hop aroma compounds that would normally be driven off when the hops contact the hot wort. Because it is a sealed chamber, the volatile hop compounds are trapped in the hot wort, and then the wort is immediately cooled, which keeps the volatile compounds in solution
TorF. Ales are top fermented and lagers are bottom fermented?
TRUE
What is the latin name for top fermenting yeasts?
Saccharomyces cerevisiae
What is the latin name for bottom fermenting yeasts?
Saccharomyces pastorianus
or
Saccharomyces carlsbergensis
TorF. After fermentation, the beer is transferred to conditioning tanks or casks, and often pasteurized prior to bottling
TRUE
What does bottle condition mean?
beers are unfiltered and undergo partial fermentation in the bottle
What are cask ales?
sold as draught beers are unpasteurized
What are Lambic beers?
specialty of Belgium, are spontaneously fermented in open-top containers with native wild yeasts
What are the 2 yeast starins used for Lambic beer fermentation?
Brettanomyces bruxellensis
Brettanomyces lambicus
What is Geuze?
blend of 1 year-old and 2 year-old lambics, fermentation concludes in the bottle
What is Mars?
A mild lambic produced by reusing the malt from a previous lambic fermentation
What is Faro?
A mixture of lambic and a lighter brewed beer, Belgian candy sugar is added for sweetness
What is Kriek?
Fruit lambics are refermented with added fruits, such as sour Morello cherries for Kriek styles or raspberries for Framboise
Whay are Trappist beers called Trappist?
Cistercian Order; named after La Trappe Abbey in Normandy
How many Trappist breweries exist?
8
Name the 2 Trappist Breweries located outside of Belgium.
Koningshoeven (Netherlands)
Engelszell (Austria)
What is Koingshoeven also known as?
"La Trappe"
What are the 6 Trappist Breweries located in Belguim?
Chimay
Orval
Rochefort
Westmalle
Westvleteren
Achel
What is the most recent trappist ale?
Engleszell (Austria in May 2012)
What is the most commericalized trappist ale?
Koingshoeven
What Trappist Ale is no longer produced?
Mariawald (German, ceased production in 1956)
What is a wheat beer?
produced with up to 60% wheat instead of barley
What is a White Beer?
Wheat beer that often includes additions of orange peel and/or coriander
What is Kristall Weizen?
filtered, crystal clear wheat beer
What is Dunkel Weizen?
Dark roated wheat beer
What is Biere de Garde?
Flemish and Northern French bottle-conditioned beer
What is a California Common?
Lager fermented at warmer than normal temperatures
What is a Kölsch?
Ale from Cologne (Germany) fermented at cooler than normal temperatures
What is a Kvass?
Rye-based Russian beer usually fermented with fruit juices
What is a Rauchbier?
Smoked beer, famously produced in Bamberg (Franken, Germany)
What is a Saison?
broadly defined as a summer pale ale from Belgium
What is the abv range for beers?
4%-6%
What temprature range should lagers be served at?
48-52° F
What temprature range should lighter ales and draught bitter beers be served at?
54-57° F
What temprature range should Trappist ales, lambics, stouts, brown ales and other powerful, strong beers beers be served at?
cooler tempratures 45-48 degrees
What is a cicerone?
credential for serving beer and pairing it with food
What is Isovaleric Acid in terms of beer production?
The use of old cheesy hops will impart the odor of sweaty socks, stale cheese, or rancid, fecal organics
What is 4-vinyl guaiacol?
formed during fermentation of yeast strains used in crafting Bavarian wheat beer. Gives off a clove aroma
What is Trans-2-nonenal?
When beer has become “stale” or exposed to oxygen or hotter tempratures when stored, it takes on the smell and taste often described as paper or wet cardboard.
What is Diacetyl in terms of beer production?
is formed by unhealthy yeasts giving of a buttered popcorn aroma. Some beers this desireable some are not.
What is Dimethyl Sulfide (DMS) in terms of beer production?
Without a vigorous boil for 1-1/2 hours, followed by a fast cooling process, DMS cannot be converted and remains in beer. It can also be caused by improper sanitization practices or by wild yeast strains giving off a cooked corn, oyster shell or even oyster shell aroma
What are Acetaldehydes in terms of beer production?
During the conversion of sugars to alcohol, yeast converts the sugars to acetaldehyde before it is converted into ethanol. Watch that you allow enough time for the yeast to ferment the sugars in the wort. Without ample maturation, the beer appears “young”, and could be described as having a grassy aroma
What are esters in terms of beer production?
Fruitiness in beer (that is not caused by the addition of fruit), may form as the result of the yeast strain chosen, high fermentation temperatures, not enough aeration of wort, or pitching too much yeast into the wort. Descriptions vary: fruit, pears, bananas, ripe apples, anise, or nail polish remover.