When you have a coffee machine from a brand like La Marzocco, you rely on it to produce coffee that tastes good and impresses your customers. However, if your machine gets dirty and full of old coffee oils, that can compromise the flavour of your coffee. To avoid that, you need to maintain your machine. In particular, you need to clean out the portafilters once in a while. Here's what you need for the process
15 June 2018