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Beer Brewing
What is beer? Beer is an alcoholic beverage produced by extracting raw materials with water, boiling (usually with hops), and fermenting. In some countries, beer is defined by law—as in Germany, where the standard ingredients, besides water, are malt (kiln-dried germinated barley), hops, and yeast. History of brewing Beer doesn’t just taste great; it has a fascinating history too. Brewing, in some form or other, has been around for thousands of years, with evidence of recipes dating back nearly as far as 2000 BC. The Beer quickly became the most popular alcoholic beverage in the world, with currently around 2 billion hectolitres being brewed worldwide, per year. page 2
Ingredients MALT HOPS These are processed grains which have a naturally Hops are what makes beer beer. They provide a high starch content. Brewers use the starch for the flavour and aroma and help keep the beer fresher formation of sugar and the eventual production of for longer. In most brewing situations, some alcohol. Malted barley, or malt, is the brewer’s number of hops are boiled in wort for 1-1.5 hours, preferred grain for making beer though many and it is during this time that the ‘alpha acids’ other types of malted and non-malted grains are provide the main bitter and preservative element commonly used. of beer. YEAST WATER Yeast is the most important element of brewing. Pure, clean water is essential as it makes up more than 85% of your beer. The better that quality of It’s what converts the sugar to alcohol. Most yeast the water, the better the beer. With the correct manufacturers indicate the ‘style’ of beer the yeast knowledge and adjustments, water can be the is most suited to, in order to help you in the difference in turning a great beer into an amazing beginning. beer!
MASH TUN BREW KETTLE A brew kettle is used to boil wort during the If you are proceeding to all-grain brewing from wort-creation process. We recommend extract, then you may also need to get your choosing a high-quality product here, hands on a mash tun for the additional especially one made from 304 stainless steel. mashing process. While many systems The resistance to corrosion and heat damage combine both the kettle and the mash tun into which will prove its value over time and last a single piece, it is possible to use a separate for years. mash tun from your kettle. FERMENTER B R E W I N G E Q U I P M E N T A critical piece of equipment for any brewer. A fermenter is where the sugary solution made from steeping malted grains in warm water (the wort) takes on its alcoholic content.
Brewing Process SANITASING MASHING There are only 3 rules in brewing. Sanitise, sanitise Mashing refers to the process where enzymes in and sanitise! It may not be the most enjoyable part the grain convert complex starches into sugars of brewing but it’s the most important. The last which can be turned into alcohol. Using a ‘Mash thing a brewer wants is a batch of beer ruined by Tun’ the grains are steeped in warm water usually avoidable contamination. between 65°C – 68°C (149°F – 154°F) for an hour. BOILING FERMENTATION Boiling concentrates, sanitises and contributes To begin the fermentation process, you transfer cooled wort to a fermenting vessel and add the significantly to the final wort composition, which in yeast. During this process, the yeast converts the turn controls many of the factors in flavour, body sugar in the wort to alcohol and CO2. Important and palate fullness of the final beer. It‘s also where flavour compounds are also being created at this we add delicious hops. stage.
KEGGLING & BOTTLING Bottling beer Bottling is generally the cheaper and simple option for those starting out. It also makes it easier to turn up to a BBQ with your latest homebrew in hand. Just like everything in brewing, bottles need to be clean and sanitised. Fortunately, this can be as easy as running them through a hot wash in a clean dishwasher. Bottles can be glass or plastic and can be reused to make the hobby even more sustainable. Kegging Kegging beer is a more consistent alternative to bottling – it also takes less time. Kegs can be hooked up to a tap and served just like your local brewery. It’s more of an investment but as well as ease of process, it comes with the ultimate bragging rights. Picture your next hangout, sharing your latest brew from your home bar set up. If you think kegging is the way to package up your brew, you can find some great tips in our guide to kegging.