What is best espresso machine? The most efficient espresso machines at home can assist you in getting your coffee, latte, and cappuccino fixed from the privacy of your own kitchen. The traditional coffee shop machines may seem like massive, unknowable machines, but at-home espresso machines could have you taking a shot and the perfect "crema" (the creamy, lighter-colored, smooth surface of the espresso) in a flash. Certain espresso makers grind your beans on their own, then pack the grounds, and then make your coffee with the pressing of a button but most require you to how to fill the container (known as portafilter) with ground coffee and then tap them (which means that you compress coffee grounds to form a ball to ensure that the hot, pressure-filled water will extract lots of flavors while it moves through it quickly). It is the Good Housekeeping Institute Kitchen Appliances and Technology Lab is an extensive history of testing kitchen appliances a...