Roller mills are an important part of the brewing process. So, what is the core component of a roller mill? How does the roller mill affect the finished beer? Let’s take a look!

During the mash, enzymes attack complex carbohydrates in the grain and break them up into more simple sugars that yeast can digest. If all (or most) of the available complex carbohydrates are modified by the enzymes and extracted in the wort, a 'high efficiency' is achieved. If much of the total ava