How To: Pre-Infusion on E61 Brew Group Espresso Machines

by Marc Buckman 1 min read Updated: July 26, 2022
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Updated for 2022

Marc from WholeLatteLove.com shows you how to test pre-infusion, covers misconceptions and discusses potential differences when using reservoir fed machines versus machine fed by a plumbed in waterline.

Marc Buckman

Marc Buckman

Marc is a coffee expert who has used and tested almost every espresso machine in North America and produced over 1,000 coffee-related videos since 2011.