Extract Cooling for Espresso

Coffee Data Science

Applying modern techniques to hack flavor

Espresso is generally brewed hot, but one of the downsides is that aroma continues to be lost to evaporation. Generally, there is a notion one should drink espresso almost immediately after brewing. The trouble is that espresso is hot, and my experience is that letting a shot cool to below 50C causes a large improvement in flavor. The downside is that if a shot sits for too long, oxidation ruins flavor. …

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