other bev. GPT Flashcards
Which is the darkest beer on the SRM scale: Altbier, Leipziger Gose, or Münchner Helles?
Altbier
Altbier typically has a higher SRM (around 11–19), giving it a copper to brown color.
What is the process by which spent grains are washed to extract additional wort?
Sparging
After mashing, hot water is rinsed through the grain bed to extract remaining sugars.
What are Hallertau, Cascade, etc. in brewing?
Hop varieties
They are popular hop strains that impart bitterness and aroma to beer.
Name a top-fermenting beer style traditionally produced in Düsseldorf.
Altbier
‘Alt’ is German for ‘old,’ indicating a traditional top-fermented style.
What does ‘IBU’ stand for in beer terminology?
International Bitterness Units
It measures the bitterness level derived from hops’ alpha acids.
In which stage of brewing does ‘wort boiling’ occur?
After lautering/sparging
The sweet wort is boiled, typically adding hops during the boil.
Which famous Belgian style is spontaneously fermented?
Lambic
Lambic relies on wild yeasts present in the air for fermentation.
Name the primary cereal grain used in the production of Bavarian Hefeweizen.
Wheat
Traditional Hefeweizens contain a high proportion of wheat, giving unique flavors.
What is ‘wort’?
The sugary liquid prior to fermentation
It’s produced by mashing malted grains, providing nutrients for yeast.
Which traditional German beer style is known for its smoked malt flavor?
Rauchbier
Produced notably in Bamberg, using malt dried over beechwood fires.
What does ‘adjunct’ refer to in beer production?
Non-malt ingredients
Corn, rice, or other grains are used alongside barley malt.
What is the typical fermentation temperature range for a lager yeast?
Around 7–15°C
Lagers use bottom-fermenting yeast at cooler temperatures.
Define ‘kraeusen’ in brewing.
The foamy head during active fermentation
It’s the thick foam of yeast and wort proteins that forms on top.
Which beer style is traditionally flavored with coriander and salt?
Gose
A German wheat beer from Leipzig with a tart and salty profile.
What is the role of ‘finings’ in beer?
Clarification
Agents like gelatin or isinglass help remove haze-forming particles.
Which Belgian beer style often includes orange peel and coriander as adjuncts?
Witbier
A Belgian wheat beer known for its citrusy and spicy notes.
What does ‘Reinheitsgebot’ refer to?
The German Beer Purity Law
Historically limited beer ingredients to water, malt, hops, and yeast.
Name two main by-products of alcoholic fermentation in beer.
CO₂ and ethanol
Yeast metabolizes sugars into alcohol and carbon dioxide.
What is ‘diacetyl rest’?
A warm phase toward the end of fermentation to reduce diacetyl
It prevents buttery off-flavors in the final beer.
Which type of beer typically uses a significant percentage of unmalted wheat?
Belgian Witbier
Traditional recipes include a high proportion of raw wheat.
What is ‘bottle conditioning’?
Secondary fermentation in the bottle
Yeast and priming sugar are added to naturally carbonate the beer.
Name the country credited with originating Pilsner.
Czech Republic (Plzeň)
Pilsner Urquell (1842) was the first pale lager of its type.
Which beer style is known for its sourness due to lactobacillus fermentation, often with fruit additions?
Berliner Weisse
A tart, effervescent wheat beer from Berlin.
What is ‘dry hopping’?
Adding hops late in fermentation or during conditioning
Maximizes hop aroma without excessive bitterness.