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Brewing coffee with too deep a bed forces a coarser grind, which lowers extraction efficiency and wastes coffee grounds.
Drawn from what Scott Rao said
What Scott Rao actually said
Word for word, with the source under each one. They did not write this page.
Coffee consultant and author of books on espresso
If a bed is too deep, one has to use a very coarse grind. The result in the cup may or may not be good enough, but the extraction level will be low, which is inefficient, in the sense of wasting coffee material.
Where this was said
↗Bed depth: why it mattersscottrao.com
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Added to korrents 11 Nov 2025 · How quotes work · Something wrong? Tell us
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