How a Coffee Espresso Machine Works Understanding how complex devices operate will make them easier to use and appreciate. You can also decide which device is best for you. Two important factors in espresso machines are pressure and temperature. For the best flavor extraction the water should be between 195 https://www-coffeee-uk91567.canariblogs.com/how-coffee-espresso-machine-became-the-hottest-trend-of-2024-45117674