How to Brew Your First Beer at Home
Brew your first batch step by step, from equipment and sanitation to fermentation, bottling and the measurements that matter most.
Read the guideBrasse-Bouillon Academy
Homebrewing Guides
Learn homebrewing fundamentals with practical, source-backed guides to brew day, hops, gravity readings, fermentation and beer terminology.
The complete brewing journey
From Grain to Glass: How Beer Is Made
Beer is the result of a clear chain of transformations. Start with this overview, then open the detailed guide for the stage you want to understand.
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Before brew day
Barley
Brewing begins with cereal grain. Barley is widely used because its kernels contain starch and can develop useful enzymes.
Why it matters
The grain provides the raw material that will later become fermentable sugar.
Understand malt -
Before brew day
Malting
A maltster soaks barley, lets it germinate, then dries or kilns it. Brewers usually buy grain after this specialist stage.
Why it matters
Malting develops enzymes and creates colors and flavors that shape the beer.
Read the malt definition -
Before brew day
Crushing
A mill cracks each malt kernel while keeping much of the husk intact. The result is called the grist.
Why it matters
Crushing exposes the starch so hot water and enzymes can reach it during the mash.
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Brew day
Mashing
Crushed malt rests in warm water. Malt enzymes convert starch into a mixture of fermentable and less-fermentable sugars.
Why it matters
Mash temperature, time and pH influence fermentability, body and efficiency.
Understand mashing -
Brew day
Lautering and sparging
The brewer separates sweet wort from the spent grain. Rinsing the grain with additional water is called sparging.
Why it matters
This stage collects sugars while limiting harsh extraction and controls the volume before the boil.
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Brew day
Boiling the wort
The wort boils for a defined time. Boiling sanitizes it, drives off unwanted volatile compounds and concentrates the recipe.
Why it matters
A controlled boil creates stable wort and sets the timing reference for hop additions.
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Brew day
Adding hops
Early boil additions usually contribute more calculated kettle bitterness. Moving additions later generally shifts their role toward flavor and aroma, but late-boil, whirlpool and dry hopping each create a different profile and can still affect bitterness.
Why it matters
Timing matters as much as quantity because heat changes hop acids and aromatic oils.
Learn hop timing and IBU -
Brew day
Cooling and transferring
After the boil, the wort is cooled quickly and moved into a clean, sanitized fermenter.
Why it matters
Cooling reaches a safe yeast-pitching temperature and begins the contamination-sensitive cold side.
Review cold-side sanitation -
Fermentation
Pitching yeast
The brewer measures original gravity when required, then adds a suitable amount of healthy yeast within its recommended temperature range.
Why it matters
Yeast choice and pitching conditions strongly affect fermentation speed and flavor.
Understand original gravity -
Fermentation
Fermentation
Yeast converts wort sugars into alcohol, carbon dioxide and flavor compounds. Activity slows as available sugars are consumed.
Why it matters
Stable temperature and patient observation help yeast finish cleanly. Airlock bubbles alone cannot confirm completion.
Follow fermentation safely -
Packaging
Packaging and carbonation
Once final gravity is stable, the beer is bottled or kegged. Bottle conditioning uses a calculated priming-sugar dose; kegging can use controlled CO2 pressure.
Why it matters
Packaging too early or adding too much priming sugar can create dangerous excess pressure.
Check before packaging -
Glass and learning
Pouring, tasting and learning
After conditioning, chill and pour the beer appropriately. Compare aroma, bitterness, body and carbonation with the recipe and your notes.
Why it matters
Tasting closes the feedback loop: every batch teaches you what to keep or change next time.
Plan the next batch
Explore the detailed guides
IBU and Hops: Understanding Beer Bitterness
Understand what IBU measures, how hop timing changes bitterness and aroma, and why two beers with the same IBU can taste completely different.
Read the guideHomebrew Fermentation: Time, Temperature and Signs
Learn how long beer fermentation takes, how to control yeast temperature, read activity signs and confirm stable final gravity before bottling.
Read the guideOriginal Gravity, Final Gravity and ABV in Homebrewing
Learn how original gravity, final gravity and apparent attenuation help you track fermentation and estimate your homebrew beer’s alcohol content.
Read the guideHomebrewing Glossary
Understand 22 essential homebrewing terms covering ingredients, fermentation, gravity, bitterness, color, water chemistry and brewing history.
Browse the glossary