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Espresso - woodblock illustration

Espresso

Espresso-based63mg per single shot, 126mg per double

A concentrated 25-30ml shot of coffee extracted under pressure. The foundation of cafe culture and the purest expression of a roaster's craft.

Ingredients

Finely ground coffee, water

Variations

DoppioRistrettoLungoEspresso RomanoEspresso con Panna

History of Espresso

Espresso was born in early 20th-century Italy from the desire for faster coffee preparation. Angelo Moriondo patented the first steam-driven coffee machine in 1884 in Turin, but it was Luigi Bezzera and Desiderio Pavoni who refined and commercialized espresso machines in Milan around 1901-1906. The lever machine era began in 1948 when Achille Gaggia introduced high-pressure extraction, creating the thick crema that defines modern espresso.

How It Is Made

Espresso is brewed by forcing hot water (90-96 degrees Celsius) through finely ground coffee at 9 bars of pressure for 25-30 seconds. A standard single shot uses 7-9 grams of coffee and yields 25-30ml of liquid. The grind must be precise -- too fine causes over-extraction and bitterness, too coarse causes under-extraction and sourness. Proper tamping ensures even water distribution through the coffee puck.

Flavor Profile

A well-pulled espresso is concentrated, complex, and layered. The crema on top carries aromatic oils and a slightly bitter sweetness. The body underneath is rich and syrupy. Depending on the beans, expect flavors ranging from dark chocolate and caramel to citrus and berry. The aftertaste should be pleasant and lingering, not harsh or ashy.

Variations and Customization

  • Doppio: double shot (the modern standard in most cafes)
  • Ristretto: restricted pull, 15-20ml, sweeter and more concentrated
  • Lungo: extended pull, 50-60ml, more bitter and diluted
  • Espresso Romano: served with a twist of lemon zest

Best Coffee to Use

Traditional Italian espresso blends combine Brazilian base beans with robusta for crema and body. Modern specialty espresso often uses single origin beans roasted medium to highlight origin character. The key is freshness -- beans should be 7-21 days from roast for optimal extraction and crema.

Did you know?

Despite its intense flavor, a single shot of espresso contains less caffeine than a standard cup of drip coffee because of the much smaller serving size -- about 63mg versus 95mg.

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Frequently Asked Questions

What is a Espresso?▼
A concentrated 25-30ml shot of coffee extracted under pressure. The foundation of cafe culture and the purest expression of a roaster's craft.
How do you order a Espresso at a cafe?▼
Ask for a Espresso by name. Most specialty cafes and chains serve it. You can customize with milk alternatives (oat, almond, soy), extra shots for more caffeine, or decaf. If you prefer it sweetened, ask for a pump of vanilla or caramel syrup.
Can you make a Espresso at home?▼
Yes, but you need an espresso machine or a stovetop moka pot for the base. Pull a shot of espresso, then add the remaining ingredients as described in the recipe. A quality grinder matters more than an expensive machine.

Researched and compiled by CoffeeTrove. Last updated March 2026.