Ingredients Flashcards
What part of the barley kernel makes it uniquely attractive for use in brewing when compared to a grain like wheat?
Plumpness in the husk
The process of controlled germination and drying performed on barley to prepare it for brewing is known as what?
Malting
Barley comes in two broad types (actually separate species) based on the number of rows the kernels form on the head. What are those two broad types?
two row and six row
Name two countries where brewing barley is grown?
Germany, France, England
Crystal and chocolate are names for two examples of what ingredient?
Malt
Using common words, give the range of colors from lightest to darkest found in the malts used by brewers: _______________ to ______________
Pale Malt, Black Malt
How is corn or rice generally treated before being mixed with the majority of the malt in the brewhouse?
Cooked to gelatinize the starch.
Around 1820, a patented English invention transformed production of dark beers by making what previously unavailable ingredient for brewers:
Malt Roaster
What sort of plant structure (like tree, bush, grass, etc.) do hops grow on?
Bine
To ensure that they don’t decompose during storage and shipment, what important treatment are hops subjected to immediately after picking and before being baled?
Dried
Name the Washington-state valley best known for hop cultivation:
Yakima
Name three European hop producing countries:
Germany, Poland, Slovenia
Name one other US state that produces hops commercially:
Oregon
Name a southern hemisphere country that produces hops commercially?
New Zealand
In order to impart hop aroma in a beer would you add hops at the beginning or near the end of wort boiling?
End
Hop oil contains compounds that contribute to what attributes of beer?
Bitterness and Aromatic Complexity
The alpha acids typically constitute what percentage, by weight of the hops used by brewers? (Please give a range)
2% (Saaz) to 11.5% (Cascade)
Some brewers use whole hops, but these days many use a more compressed physical form known as what?
Pellets
Name two American hop varieties other than Cascade:
Centennial Columbus Citra Chinook Cluster Amarillo Ahtanum
Name two English hop varieties?
Golding
Fuggle
Northern Brewer
Name one European hop variety?
Golding
Saaz
Hallertau
Styria
What temperature range is beer likely to be in when it is dry hopped?
60-70 degrees F
During fermentation, sugar is converted into what two major chemical products?
CO2, Alcohol
Compared to ales, lager fermentations are conducted at _________________ temperatures.
Lower
What is the temperate range for brewing lagers? Ales?
35-45 degrees F
65-75 degrees F
A fermenter being held at 68 deg F is most likely using which of the two major yeast types?
Saccharomyces Cerevisiae
Fruity aromas and flavors are most commonly produced by which of the two major yeast types?
Saccharomyces Cerevisiae
A fermenter being held at 35 deg F is most likely using which of the two major yeast types?
Saccharomyces Pastorianus
Weizen yeast produce what sorts of flavor attributes in beer?
Clove and Banana
Name a beer style whose flavor might be influenced by Brettanomyces bruxellensis.
Flanders Red Ale, Gueze
Would the flavor attributes contributed by Pediococcus damnosis be desirable in an outstanding example of American pale ale?
No, it’s a lactic acid bacteria and is not found in APAs.
Would the flavor attributes contributed by Acetobacter species be desirable in an outstanding example of Flanders red ale?
Yes
Name a mineral found in water that may have a desirable effect on beer flavor:
Calcium, Dortmunder Export
Please number the following brewing processes from 1 to 5 in the order that they occur during brewing: Wort Chilling and Aeration Boiling and Whirlpooling Mashing and; Lautering Fermentation and Lagering Grain Milling
Grain Milling Mashing and Lautering Boling and Whirlpooling Wort Chilling and Aeration Fermentation and Lagering
If the goal is to make a sweeter, richer beer would the wort temperature be higher or lower?
Higher
To initiate mashing, what gets mixed with malt?
Hot Water
What step in the brewing process sterilizes the wort and converts alpha acids to their isomerized form?
Rolling Boil
What most commonly gets “pitched” in a brewery
Yeast
A vessel with a cone-shaped bottom is commonly used for what stage of the brewing process?
Settling Tank, seperating dross from the chilling wort.
What stage of the brewing process occurs when a bottom fermented beer is held at 3-5°C (35-41°F) for several weeks in the presence of yeast?
Lagering
If a brewer adds gelatin or Isinglass to a beer, what are they trying to achieve?
Clarity
Would gelatin or Isinglass ingredients be added before or after primary fermentation?
After
What gas do brewery bottling operations try to minimize the presence of inside the sealed bottle?
Oxygen
Why do some brewers include yeast in their bottled product?
Devolops additional flavors through autolysis
Do most US-produced kegs contain pasteurized beer?
No
Name a benefit of pasteurization for a brewer?
Less chance of off flavors created by unwanted yeast or bacteria
Name a disadvantage of pasteurization for the brewer?
Lose of flavor and aromatic complexity
Using a commonly used measure of carbonation, list typical values found in various styles of beer. To the best you are able state the beer style, a commercial brand in that style and the carbonation level of that style or brand.
Volumes of CO2. Typically range is 2.2 - 2.8.
- Budwieser 2.6
- Paulaner Hefewiezen 3.2
- Lindemans Framboise 1.8
