Beer Study Buddy
← Back to syllabus topics

Certified Cicerone® · Beer Ingredients and Brewing Processes

Grains

Syllabus Path

Brewing grains provide fermentable sugars, color, body, foam potential, and malt-derived flavor.

  1. IV. Beer Ingredients and Brewing Processes
  2. A. Ingredients
  3. 1. Grains

Exam Focus

  • Explain base malt, specialty malt, adjunct grain, and other fermentables.
  • Connect kilning, roasting, and grain choice to flavor, color, body, and fermentability.
  • Apply grain knowledge to style and sensory evaluation.

What to know

Brewing grains provide fermentable sugars, color, body, foam potential, and malt-derived flavor.

How it applies

Barley malt is most common, while wheat, oats, rye, corn, rice, and other fermentables may shape body, flavor, or style identity.

  • Malt is made by sprouting and drying cereal grains such as barley or wheat.
  • Kilning produces different malt shades and flavors.
  • Unmalted corn or rice may be used in brewing.

Certified Cicerone® Notes

Mechanism

Grains matters because brewing is a chain of cause and effect. Ingredient composition, process timing, temperature, oxygen exposure, pH, sanitation, and yeast performance all change what reaches the glass. The Cicerone®-level goal is not to run the brewhouse, but to explain how a choice upstream becomes aroma, flavor, body, clarity, carbonation, or shelf-life downstream.

Effect table

| Variable | Finished-beer effect | Quality risk if poorly controlled | | --- | --- | --- | | Ingredient selection | Flavor, color, body, fermentability | Style mismatch or harsh character | | Time and temperature | Extraction, conversion, fermentation, maturation | Thin body, solventy alcohol, sulfur, haze, or stale flavor | | Oxygen and sanitation | Yeast health before fermentation; staling after fermentation | Slow fermentation, oxidation, or contamination | | Separation and packaging | Clarity, stability, carbonation retention | Sediment, oxygen pickup, overcarbonation, or microbial spoilage |

Applied evaluation

When evaluating a beer, treat grain selection as one possible source, not a guess. Link the observation to evidence: high roast plus dry finish suggests dark roasted grain; cooked-corn aroma in a pale lager may suggest DMS; sharp astringency can point to tannin extraction, water, or process issues. State what would confirm the inference and what other causes remain plausible.

Worked process link

Test grain selection by tracing one sensory outcome backward. If the beer is thin, harsh, hazy, solventy, underattenuated, stale, or unusually sweet, list the plausible ingredient and process causes before choosing the most likely one. A process explanation should connect mechanism to result: temperature changes extraction or fermentation, oxygen changes yeast health or staling, and separation or packaging changes clarity, stability, and carbonation. That is the level of reasoning expected from a beer professional.

Other Certification Notes

Certified Beer Server Open the Certified Beer Server topic page

Exam Focus

  • Malt is made by sprouting and drying cereal grains such as barley or wheat.
  • Kilning produces different malt shades and flavors.
  • Unmalted corn or rice may be used in brewing.

Why It Matters

  • Process knowledge lets candidates explain why beers taste different rather than only naming ingredients.
  • Source attribution supports better troubleshooting of faults and style fit.
  • Understanding trade-offs improves professional conversations with brewers, distributors, and guests.

Practical Sensory Exercises

Grains observation drill

Taste two commercial beers with different expressions of grains. Record appearance, aroma, flavor, mouthfeel, likely source, and whether the character is appropriate for the stated style.

Key Terms

Malt
Grain prepared for brewing by germination and drying.
Adjunct
A fermentable ingredient used in addition to malted barley.
Fermentable
A sugar source yeast can convert into alcohol and CO2.
Process variable
A controllable brewing condition such as time, temperature, pH, oxygen, pressure, or separation method.
Sensory outcome
The aroma, flavor, appearance, mouthfeel, or aftertaste produced by ingredients and process.
Fermentability
The portion of wort sugars yeast can convert into alcohol and carbon dioxide.
Attenuation
The reduction in gravity during fermentation, affecting alcohol, body, and sweetness.
Stability
The beer's ability to retain intended flavor, clarity, carbonation, and microbiological condition over time.
Contamination
Unwanted microbial presence or foreign material that can create off-flavors or package problems.

References

3 available