How much ground coffee should I put in the ROK
We have found the optimum range for Presso and ROK espresso makers is between 15 and 18 grams of ground coffee. We have had some…
Espresso runs too fast and is watery / bland
Grind too coarse Grinder can’t grind fine enough Dose too low Tamp too light Run too much water Coffee old or stale Blade grinder
No crema on espresso
Old coffee Stale coffee Pre-ground coffee Coarse grind Low dose Blade grinder Too much water Low pressure
Sour / Acidic espresso
Sour/acidic shots can result from a few things. Espresso extracts like this: Acidity > Sweetness > Bitterness. You can balance out acidity if you…
Cracked burr
Get a replacement
Not enough pressure
If the Bellman milk steamer doesn’t seem to have enough pressure when steaming milk, this is usually an indicator that it has not been…
ROK or Presso cylinder has come loose
Remove the flexible white filter screen from underneath and then look at the bottom of the cylinder. You’ll see the bottom of the cylinder…
Steam nozzle is blocked
If you find the steam nozzle has become blocked and won’t release steam, take a fine needle and insert it carefully into the two…