News articles tagged with 'popcorn effect'
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Popcorn Schmopcorn!
It is a commonly held belief within the coffee community that grinder hoppers should be kept full of beans to reduce the ‘popcorn effect’. The popcorn effect refers to coffee beans bouncing around in the grinder hopper before they are engaged by the grinder burrs. Apparently, if the beans are allowed to jump for joy before being ground to pulp the espresso extraction will be different when compared to an extraction from beans weighed down in the hopper.
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