Is 30mL a single or double shot?
A single shot of espresso is typically about 1oz or 30mL, while a double shot is about 2 oz or 60mL. A typical double shot of espresso recipe would call 19 grams of finely ground coffee in your portafilter, yielding 38 grams of espresso within 25 – 30 seconds.
Is 40 ml a single shot of espresso?
Standard espresso shot sizes here is the quick breakdown regarding volume: a standard single shot of espresso is 1 fluid ounce (approx. In the past, espresso was measured by volume, where a single shot of espresso was roughly 30 milliliters and a double shot was roughly twice this volume, or 60 milliliters.