Questions tagged [tamping]

A step in the espresso brewing process where pressure is forced upon ground coffee to form a tightly compacted puck in the portafilter basket.

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How important is tamping coffee for an espresso machine

I observe that coffee servers (I refuse to use the term barista) will apply pressure to the coffee grounds using a variety of methods and pressure. This seems to vary wildly and I'd like to know how ...
8
votes
1answer
338 views

What is essential for a proper tamp?

There are competing theories as to what you should do when tamping grounds in a portafilter. Some of these include: 30 lbs. of pressure, 90* angle Knocking the side of the portafilter with the tamper ...
8
votes
2answers
2k views

How do I know how hard to tamp my coffee?

For someone without an expensive machine that can regulate the pressure when tamping, how can I know how hard to tamp, and if I'm tamping too hard? I make espresso with a counter-top machine, and I ...
3
votes
1answer
274 views

How to avoid channels when pouring espresso

I've been having issues with my espresso pouring too fast, and I think I'm getting channels (uneven pour, sometimes one side gets blonde then watery pretty quickly). I'm paying a lot of attention to ...