Potential cause:
The appliance settings need reviewing.
PERFECT ESPRESSO | UNDER-EXTRACTED COFFEE | OVER-EXTRACTED COFFEE | |
---|---|---|---|
Image | |||
Froth | Nut-brown coloured with dark lights and light-coloured streaks, 3-4mm thick. | Clear and thin with large bubbles. | Dark and thin, only at the edges. |
Body | Dense, full-flavoured and smooth. | Thin and watery. | Excessive. |
Taste | Well-balanced and lingering. | Weak and short-lived. | Strong, astringent, lingering and bitter on the palate. |
Aroma | Intense. | Not pronunced. | Weak, with a hint of burnt coffee. |
Grinding level | Correct. | Too coarse. Adjust the mill to a lower position. | Too fine. Adjust the mill to a higher position. |
Coffee quantity | Correct. | Not enough. Increase the quantity. | Too much. Reduce the quantity. |