Watch How Beer Is Made, From Cheap Swill to Craft Brews

All beer is made the same way, according to this new video from the team behind Reactions. Here's how the basic chemistry breaks down: "Heat up grain and water until enzymes break down the starches into a sugar solution called wort. Throw in some hops and then add some yeast to turn your wort into a delicious alcoholic beverage." So how do you add flavor? Malt, temperature, and acids. Watch the full video above to learn some fast facts in preparation for the biggest beer drinking day of the year: tomorrow, St. Patrick's Day.