Espresso puck on top of coffee beans

The Coffee Bean Trick That Boosts Your Espresso's Flavor

NEWS

BY SONORA SLATER

Person tamping espresso shot
The efficacy of adding moisture to your coffee beans before grinding them has been scientifically approved by not only home baristas but also volcanologists.
Lava sliding down side of volcano
The way coffee beans rub against each other while being ground is comparable to the way magma erupts from a volcano in that both create static charge.
Person putting espresso in machine
This charge causes some of the coffee grounds to clump together or stick to the sides of the grinder. Spraying them with water first reduces the static charge buildup.
Bag of espresso beans
This means that moist beans equal smoother grounds and better espresso. Simply give your beans a couple of spritzes of water from a tiny spray bottle.