Espresso Theory

Summary by Krater

Charles Babinski and Scott Callender explain the three legs of espresso theory: brew ratio, brew time, and brew temperature.

From the video

Answers: What are the key factors that make a good espresso?

• Espresso brewing theory
• Brew ratio
• Brew time and grind size
• Brew temperature

What it concludes

• A 1:2 brew ratio uses 18 grams in the portafilter and yields 36 grams in the cup.
• The ideal brew time for espresso ranges from 25 to 35 seconds.
• A darker roast coffee should be brewed at a lower temperature and a lower brew ratio.
• A lighter roast coffee should be brewed at a higher temperature and a larger brew ratio.