:coffee:Dose and ratio play a crucial role in espresso brewing. Light roasts require more water, while dark roasts require less.
:control_knobs:Grind size affects the rate of extraction. Finer grinds result in slower extraction and vice versa.
:thermometer:Temperature is important for achieving consistent extraction. The ideal range is between 195°F and 205°F.
:clock1:Extraction time should be around 25-30 seconds. Longer extraction may result in bitterness, while shorter extraction may lead to sourness.
:scales:Consistency is key in espresso brewing. Use a scale to measure the dose and output to ensure repeatability.