Expresso

Vibration vs Rotary Pump Espresso: Noise, Press...

Vibration vs rotary pump espresso is a kitchen lifestyle choice more than a flavor contest. A vibratory (vibration) pump is the compact, tank-friendly motor in most home and prosumer semi-autos:...

Vibration vs Rotary Pump Espresso: Noise, Press...

Vibration vs rotary pump espresso is a kitchen lifestyle choice more than a flavor contest. A vibratory (vibration) pump is the compact, tank-friendly motor in most home and prosumer semi-autos:...

Espresso machine specification sheet beside a home espresso machine on a kitchen counter

How to Read Espresso Machine Specifications (Bu...

  Espresso machine specifications are useful only when you know which numbers describe real brew behavior and which numbers are marketing wallpaper. A typical US retail sheet lists pump bar...

How to Read Espresso Machine Specifications (Bu...

  Espresso machine specifications are useful only when you know which numbers describe real brew behavior and which numbers are marketing wallpaper. A typical US retail sheet lists pump bar...

The Dinner Party Dilemma: How to Serve 6 Lattes...

Picture this: You’ve just hosted a flawless dinner party. The plates are cleared, the ambient playlist is hitting the right notes, and then someone says it: “I’d love a latte if...

The Dinner Party Dilemma: How to Serve 6 Lattes...

Picture this: You’ve just hosted a flawless dinner party. The plates are cleared, the ambient playlist is hitting the right notes, and then someone says it: “I’d love a latte if...

Pressurized and non-pressurized portafilter baskets side by side

Pressurized vs Non-Pressurized Portafilter Bask...

Updated August 2026 · Written by the Kairos Coffee team Pressurized vs non-pressurized portafilter baskets is a parts decision, not a cleaning ritual. A pressurized (dual-wall) basket builds brew resistance...

Pressurized vs Non-Pressurized Portafilter Bask...

Updated August 2026 · Written by the Kairos Coffee team Pressurized vs non-pressurized portafilter baskets is a parts decision, not a cleaning ritual. A pressurized (dual-wall) basket builds brew resistance...

Worn espresso group head gasket beside a new rubber seal and portafilter

Espresso Group Head Gasket Replacement: When an...

Updated August 2026 · Written by the Kairos Coffee team Espresso group head gasket replacement restores the rubber seal that the portafilter locks against so brew water stays in the...

Espresso Group Head Gasket Replacement: When an...

Updated August 2026 · Written by the Kairos Coffee team Espresso group head gasket replacement restores the rubber seal that the portafilter locks against so brew water stays in the...

Flushing an E61 group head into a pitcher before pulling espresso

E61 Cooling Flush: Why and How (HX vs Dual Boiler)

If you own an espresso machine with an E61 group head, you have likely heard the advice to "flush the group until the sputtering stops" before pulling a shot. This...

E61 Cooling Flush: Why and How (HX vs Dual Boiler)

If you own an espresso machine with an E61 group head, you have likely heard the advice to "flush the group until the sputtering stops" before pulling a shot. This...