Uploaded January 2026 | Updated September 2026, 2 weeks ago
I'll show you the best-tasting coarsely-ground espresso possible! Let's have a close look at a step-down basket (58 mm to 49 mm) by Swork Design sworksdesign.com
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*Compare step-down to standard 58 mm on two noticeably different coffee samples.
*Taste each as straight shots and Americanos (1:2 ratio, 90 ml total in cup).
*Isolate shape as a factor.
Water temperature: 90 C +/- 1 default
Pump output: 9 bar
Unobstructed flow: 7 ml / sec default
Dose: 18 g or 19.5 g
Shot time: 35 sec +/- 2
Shot yield: 30 ml +/- 2
Preinfusion: 2.0 ml out
Grinder: Mahlkoenig EK-43
Espresso rig: ECM Synchronika II (heated E-61 group)
Targets:
Swork step down: 18 g Braz, grinder setting 2.4, 30 g in 35 secs.
Swork step down: 19.5 g Guat, grinder setting 2.3, 30 g in 35 secs.
IMS Big Bang: 18 g Braz, grinder setting 1.5, 30 g in 35 secs.
IMS Big Bang: 19.5 g Guat, grinder setting 1.2, 30 g in 35 secs.
IMS Barista Pro single shot: 15 g Braz grinder setting 2.3, 25 g in 30 secs.
IMS Barista Pro single shot: 16 g Guat grinder setting 2.1, 25 g in 30 secs.
Baskets:
Swork Design step down: 58-49 mm / 600 0.30-mm holes
IMS Big Bang straight: B702TFH21.5BB / 585 0.30-mm holes
IMS Competition ridged: B702TH22.5M / 641 0.30-mm holes
IMS Barista Pro straight: D22661NT / 661 0.30-mm holes
E&B Lab straight: B702TFH22.NT / 715 0.30-mm holes
IMS Competition single shot ridged: B701TH24.5N / 177 0.30-mm holes
VST single shot ridged: VST-7GR / unknown? 0.30-mm holes
IMS Barista Pro single shot straight: S24.5269 / 269 0.30-mm holes **
** Best basket for coarse grinding
#coffee #espresso #portafilter
========
Donate to the UNICEF Palestine Emergency Appeal: unicef.org/appeals/state-of-palestine
========
Audio capture: Zoom H-5
Audio edited with WaveLab Elements 10.0.70
Video Capture: Panasonic HC-X920
Video edited with DaVinci Resolve 18.0.3
Still images edited with Gimp 2.10.240
Music:
Kalimba Relaxation Music by Kevin MacLeod
Link: incompetech.filmmusic.io/song/5711-kalimba-relaxation-music
License: filmmusic.io/standard-license
I'll show you the best-tasting coarsely-ground espresso possible! Let's have a close look at a step-down basket (58 mm to 49 mm) by Swork Design sworksdesign.com
=========
*Compare step-down to standard 58 mm on two noticeably different coffee samples.
*Taste each as straight shots and Americanos (1:2 ratio, 90 ml total in cup).
*Isolate shape as a factor.
Water temperature: 90 C +/- 1 default
Pump output: 9 bar
Unobstructed flow: 7 ml / sec default
Dose: 18 g or 19.5 g
Shot time: 35 sec +/- 2
Shot yield: 30 ml +/- 2
Preinfusion: 2.0 ml out
Grinder: Mahlkoenig EK-43
Espresso rig: ECM Synchronika II (heated E-61 group)
Targets:
Swork step down: 18 g Braz, grinder setting 2.4, 30 g in 35 secs.
Swork step down: 19.5 g Guat, grinder setting 2.3, 30 g in 35 secs.
IMS Big Bang: 18 g Braz, grinder setting 1.5, 30 g in 35 secs.
IMS Big Bang: 19.5 g Guat, grinder setting 1.2, 30 g in 35 secs.
IMS Barista Pro single shot: 15 g Braz grinder setting 2.3, 25 g in 30 secs.
IMS Barista Pro single shot: 16 g Guat grinder setting 2.1, 25 g in 30 secs.
Baskets:
Swork Design step down: 58-49 mm / 600 0.30-mm holes
IMS Big Bang straight: B702TFH21.5BB / 585 0.30-mm holes
IMS Competition ridged: B702TH22.5M / 641 0.30-mm holes
IMS Barista Pro straight: D22661NT / 661 0.30-mm holes
E&B Lab straight: B702TFH22.NT / 715 0.30-mm holes
IMS Competition single shot ridged: B701TH24.5N / 177 0.30-mm holes
VST single shot ridged: VST-7GR / unknown? 0.30-mm holes
IMS Barista Pro single shot straight: S24.5269 / 269 0.30-mm holes **
** Best basket for coarse grinding
#coffee #espresso #portafilter
========
Donate to the UNICEF Palestine Emergency Appeal: unicef.org/appeals/state-of-palestine
========
Audio capture: Zoom H-5
Audio edited with WaveLab Elements 10.0.70
Video Capture: Panasonic HC-X920
Video edited with DaVinci Resolve 18.0.3
Still images edited with Gimp 2.10.240
Music:
Kalimba Relaxation Music by Kevin MacLeod
Link: incompetech.filmmusic.io/song/5711-kalimba-relaxation-music
License: filmmusic.io/standard-license
