What are Isohumulones?

7/7/2016

Isohumulones are chemical compounds found in hops that contribute to the bitter taste of beer. The bitterness Units (IBU) scale, with one IBU corresponding to one part-per-million of isohumulone.



What is beer color determined by?


Beer color is directly related to the malt content. The most common color is a pale amber produced from using pale malts. Dark beers are usually brewed from a pale malt or lager malt base with a small proportion of darker malt added to achieve the desired shade. Caramel can also be used to darken beers. Very dark beers, such as a stout, use dark or patent malts that have been roasted longer.



What is the most popular hop varietal used by craft brewers?


Cascade hops are the most widely used hops by craft brewers in the U.S. It has a pleasant flowery and spicy, citrus-like quality with slight grapefruit characteristics. Cascade hops are good for both flavor and aroma uses.




Originally published in our Micro Brew News, Belfast Bay Brewing Co. edition.

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