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How to Keep Your Espresso Maker Clean A high-quality espresso maker can make it possible to make coffee of a professional quality at home. It's a complicated and precise machine that is difficult to master. Espresso makers work by quickly pushing hot water through a tightly packed portafilter of finely ground coffee under pressure. The result is a coffee with a thick consistency and a golden crema layer. User-Friendliness Making espresso can be a finicky process. The final pro