Been killing me to keep this under wraps, but for the last few weeks I, along with a few others here, have been testing out Option-O's upcoming 98mm Mizen burrs that they designed for their P100 and upcoming Lagom 01 grinders.

At first glance, the burrs look similar to...

Well, yes... it has... but I don't understand why...

I am doing a frame off restoration of an old Astoria 2 group machine and it has the normal dual pressure gauge. I am reassembling the machine, and ran it a bit to check for leaks and test the electronics. And I noticed that...

Looks like we're getting a refreshed Linea Mini today! Refreshed design (reminds of Micra) with a new drip tray, shot timer, new two valve pre-infusion system, extended shot time (99s) and apparently comes with Micra's new portafilter as well.

Starting at € 4.150,00 (VAT...

Published yesterday in Nature Genetics

tl;dr: Arabica coffee plants came from Robusta and Eugeniodes a long time ago, and not through human intervention.

This work should help in developing future desirable varietals.

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I have an Iroast 2 that the top has cracked, and the chaff collector body has cracked. I put aluminum duct tape over the cracks, and it's been holding for a year. Anyway, I bought a Iroast 1st generation for parts, then today I found and bought another Iroast 2 for $30 so I...

I want to try to come up with a drum style full city roast for my fluid bed. Goal is to extend roast time to increase depth and decrease acidity without getting too much roast/scorch flavor. My fluid bed has little to no heat retention. How would you approach it? My thoughts...

A person is selling a linea mini and grinder for 4k. Too good to be true? Any tips or things to look out for? How if I go through with the purchase, what is the safest way to pay. Don't really want to have that much cash on me. Any knowledge is appreciated.

Are there stores, where you can play with different machines and make a more confident purchasing decision? Endless reading and YouTubes help but i feel it can only get you so far before purchasing becomes a leap of faith. I know there are stores in Seattle, but that is the only...

I have a Bezzera matrix mn.
The espresso boiler is working fine. On the other hand, the steam boiler heats up to a certain temperature (not constant) and then explodes and fills the machine with water and steam, causing a short circuit in my entire apartment. It first happened...

I just ordered a Varia VS3 Gen 2, with Supernova burr. I am thinking about ordering an additional burr and am trying to decide which, if any.

The Varia will be an extended stay and/or automotive travel grinder for me, which will supplement my IZpresso JMax (my short stay/air...