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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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3 answers
342 views

Is my 51mm tamper slightly too small?

I've had a Lapavoni coffee machine for 2 years, but I can't get my espresso right. The problem I have is quite simple: when I lift the handle to make the water flow, the water flows straight out. I ...
Hadock's user avatar
  • 113
3 votes
3 answers
333 views

Why is tamping necessary for espresso machines but not mokas?

Why is tamping necessary for espresso machines but not mokas? Kingston's How to Make Coffee: The Science Behind the Bean, on how to use a moka, says: Fill the funnel with enough finely ground coffee ...
Geremia's user avatar
  • 378
3 votes
1 answer
208 views

How much leverage pressure is it needed to compress coffee for an espresso?

Some espresso machines come with a lever to compact the ground coffee before the espresso starts the brewing, other machines do the compacting part by themselves. How much leverage or pressure is it ...
DRP's user avatar
  • 183
3 votes
1 answer
330 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 ...
Lisa's user avatar
  • 171
1 vote
1 answer
183 views

Can my tamping method damage the basket or portafilter?

I have developed the following tamping method: press the grinds with the tamper without much force, to smoothen it leave the tamper in the basket holding the tamper and the portafilter together, ...
quant_dev's user avatar
  • 255
5 votes
2 answers
128 views

When should I tamp the coffee?

I have a Sage Dual Boiler coffee machine, using the stock portafilter and baskets. Should I tamp the coffee in the basket and then insert into the portafilter, or insert the basket first into ...
quant_dev's user avatar
  • 255
5 votes
1 answer
403 views

Ideal Way to control shot extraction with Gaggia Classic

Wanted to know if anyone has a really good, possibly verified method of controlling shot preparation and extraction with an unmodified Gaggia Classic espresso machine. I don't have, nor do I want to ...
Steven Vaccaro's user avatar
13 votes
2 answers
3k views

What is the impact of espresso tamper base shape?

As I shop for a new espresso tamper, I see that there are a dizzying array of options for the shape of the base (i.e., the shape of the part that contacts the grounds). Some shapes include convex ("...
hoc_age's user avatar
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8 votes
1 answer
376 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 ...
stevvve's user avatar
  • 907
8 votes
2 answers
3k 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 ...
fredley's user avatar
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21 votes
3 answers
1k views

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 ...
EdChum's user avatar
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