Welcome to the Barista World!
The first time that I saw a coffee espresso machine I thought: “Yes, just press the button and: voilá.” I didn’t have any idea about how so many aspects can affect the coffee taste: grind size, water temperature, PSD of the water, environment temperature, time, pressure, amount of grams in and out for extraction. At the end of the first days working as barista I was: "WHAT THE HEAL I AM DOING?!" And when people ordered milk beverage?! OMG! It was my nightmare. Taking the deci