Pre-infusion is a key parameter that allows one to grind finer for espresso because it helps reduce channeling For those who don’t know, pre-infusion is letting water into the coffee puck at a lower pressure than normal. Typically, pre-infusion pressure is between 0.5 and 4 bars. 1 to 2 bars is typical. Is pre-infusion necessary … Read more
Typically, between 2 and 8 seconds is the ideal pre-infusion time before you start the higher extraction pressure. Should espresso shot time include pre-infusion? I’d include it If you start when you push the button it becomes more accurate and easier to track the time. Trying to start after pre-infusion requires timing, waiting and concentrating … Read more
Pre-infusion is letting water into the coffee puck at a low pressure between 1 and 2 bars , which is typical for a water boiler. After some time, you pull down on the lever, and extract the coffee. How do you do pre-infusion espresso? Pre-infusion is letting water into the coffee puck at a low … Read more
In keeping with other E61 machines, the Lelit Mara X has built-in mechanical pre-infusion However, the Mara X’s pre-infusion is unique as the pressure increases in a more linear, smooth way over a more extended period. Does Lelit Mara X have PID? The e61 group head is inside the Mara X’s aesthetic stainless steel body … Read more