What’s the diagnostic of this bottomless extraction

What is the purpose of a bottomless portafilter?

Bottomless portafilters allow the barista to instantly deduce whether proper tamping technique has been achieved. If the extraction leans to one side or the other an improper angle was used when tamping.

How can I learn from bottomless portafilter?


Quote from video: Now I firmly believe that a bottomless Porta filter is one of the best ways of learning it will help you pull better shots it puts an extraction in full view. So you can evaluate.

Why does my espresso splatter?

Channeling is the result of pressurized water from your espresso shot finding pathways of least resistance to flow through your ground coffee inside the portafilter (group handle) and into your cup.

How do you fix an extracted espresso?

Here are five things to try when you find yourself struggling to control espresso extraction and flavor.

  1. First, Diagnose Your Problem.
  2. An Espresso Extraction Roadmap.
  3. Change Your Coffee Grind Size.
  4. Adjust Your Wet Dose (Espresso)
  5. Adjust Your Dry Dose (Grounds)
  6. Clean Everything.
  7. Try A Different Coffee.


Is bottomless portafilter pressurized?

A portafilter is a scoop-like tool with a perforated filter basket that holds coffee grounds. It locks into the group head of an espresso machine, and pressurized hot water interacts with the grounds inside the basket to create espresso.

  Why does espresso taste different to percolator coffee?

What does bottomless coffee mean?

If a place serves bottomless drinks, you can drink as much as you like in exchange for a single payment: They serve bottomless coffee and iced water throughout the day.

Are bottomless portafilters worth it?

A bottomless portafilter helps give you more information about your coffee and makes it easier to figure out what’s going wrong. Without a spout obstructing your view, you can see the coffee pass through the puck and detect any non-uniformities that might be causing an uneven extraction.

How many grams is a bottomless portafilter?

20 grams

Dose 20 grams of coffee if using a bottomless portafilter and triple basket. A mound of ground coffee in the center that sticks up above the rim about a half-inch will be roughly 18-20 grams, a good starting point.