A good espresso shot lives in a narrow window of time and flow. This chart helps you read a shot and dial it in.
| Shot | Time (double) | Taste and look |
|---|---|---|
| Under-extracted | Under 20 sec | Sour, thin, pale, runs fast |
| Ideal | 25 to 30 sec | Balanced, sweet, steady honey flow |
| Over-extracted | Over 35 sec | Bitter, dark, drips slowly |
Chase 25 to 30 seconds. If the shot runs too fast, grind finer or add dose; too slow, grind coarser. Adjust one variable at a time.
FAQ
What’s the fastest way to fix an espresso shot that’s off? Adjust grind size first: too fast a shot, under-extracted and sour, usually needs a finer grind, while too slow a shot, over-extracted and bitter, usually needs a coarser grind. Change one variable at a time and re-taste before adjusting dose. Shot time alone doesn’t guarantee quality — two shots can pull in the same time yet taste very different if dose, tamp pressure, or bean freshness vary.
See the Espresso Yield Calculator and the How to Make Espresso.