How to make great coffee with fewer beans, according to science

image via New Scientist

April 8, 2025, 4:00 PM

• •Physicists have discovered a technique that can produce the perfect cup of coffee with up to 10 per cent fewer beans.
• •The technique involves pouring slowly and from a height.
• •The process is very dependent on the type of coffee, the size of the grounds, the type of kettle used and numerous other factors, but the researchers found that their technique can lead to savings of between 5 per cent and 10 per cent in the amount of coffee needed.

Physicists have discovered a technique that can produce the perfect cup of coffee with up to 10 per cent fewer beans. The technique involves pouring slowly and from a height, which helps to circulate the coffee grounds and extract more flavour.

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