What is crema in coffee? How does crema form? Why does crema appear? The following guides provide scientific information behind ‘crema’.
Take-home message: Crema (a foam made up of tiny bubbles of CO2 gas) is what many espresso lovers are looking for. However, good crema does not mean good taste.
SEE ALSO: How to Tamp Espresso: 3 Must See Videos
Take-home message: Coffee beans contain multiple water soluble compounds and oils.
Take-home message: The perfect espresso shot cannot be diagnosed by its crema.
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