Picture Post: It might not look like it at first glance, but today in the test kitchen: serious testing of a another new bottomless portafilter and puck screen. Finding it interesting how much you have to adjust your grind, distribution, and tamping for espresso with different portafilters and screens.
Stephen Weber
Photo of a freshly pulled shot of espresso while testing a bottomless portafilter with puck screen installed on top of the tamped ground coffee.Photo showing the bottom of a bottomless portafilter after pulling a shot of espresso.Photo of a portafilter after brewing a shot of espresso showing a puck screen still installed.