brewing espresso

What Does A Heat Exchanger Do In Espresso Machine?

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In an espresso machine the heat exchanger works on the same principle of taking a heat source and transferring the heat energy to another object The boiler itself supplies the user with steam for stretching milk as well as hot water, but the heat exchanger helps create temperature-regulated water for brewing espresso. Are heat exchanger … Read more

How Do You Know What Size Tamper To Get?

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The ideal tamper should be slightly smaller than the inside diameter of the portafilter basket so that the tamper does not bind while compressing grounds – essentially there should be a little extra space between tamper and basket. How do I know what size tamper I need? Measure the portafilter across the diameter (the centerline). … Read more