Lauter comes from the German word abläutern, meaning roughly “to rinse off” or purify. Lautering refers to the process of separating sweet wort from the grain bed. In commercial breweries, the mash is frequently pumped from the mash tun to a dedicated lauter tun, freeing the mash tun for a new brew.
What is the difference between lautering and sparging? Sparging is the rinsing portion of the process of lautering. Lautering is simply the process of using the grain bed as a filter medium to drain and rinse the sweet wort through as it moves to the next step of the brewing process, the boil. 2.
Lautering, a process in brewing beer, involves brewers separating the mash into the clear liquid wort and the residual grain. Lautering usually consists of three steps: mashout, recirculation, and sparging.