The quality of craft beer brewing is largely related to fermentation. If we want to brew high-quality craft beer, we must have a full understanding of several factors that affect fermentation.

I believe that friends who are familiar with craft beer know that German craft beer is good, so what is so good about it?1. The Real Beer ActThis is a legal guarantee to guarantee the quality of German craft beer.

The α-acid content of traditional aroma hops is generally not high, and the ratio of α-acid to β-resin is generally <1; the oil content of aroma hops is often lower than that of bitter hops, which shows that the aroma of hops is related to the composition of hop oil.

Brewing method: Take brewing 100L IPA as an exampleThe technical indicators of the wine are as follows:Original wort concentration 17.5°P Bitterness value 45Bu Alcohol volume fraction 7.2Concentration after fermentation 4°P Chromaticity 34EBC Alcohol mass fraction 5.7