Does a double espresso have more caffeine?
Does a double espresso have more caffeine? A single shot of espresso (also called a solo) is about 1 ounce (30 ml) of liquid and contains approximately 63 milligrams of caffeine. A double shot (or doppio) is 2 ounces (60 ml) and contains around 126 milligrams of caffeine. Espresso beans don’t have more caffeine than […]
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