Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Nov 21, 2011
What's a pressurized portafilter? How about a non-pressurized? Is one better than the other? Can any portafilter be used in a machine if it's the right diameter? Gail answers all this and more in this primer on one of the most essential tools in the game.