Double Espresso Explained
A double espresso is an espresso prepared with a double basket and a larger coffee dose than a traditional single, producing one complete espresso recipe that is commonly served as the modern café standard. It is often called a doppio.
A double is not simply “two ounces”
Older drink guides often define a single espresso as about 1 ounce and a double as about 2 ounces. Modern specialty-coffee practice is more precise: baristas normally describe espresso by dose, beverage yield, and brew ratio rather than cup volume. Crema contains gas and changes volume quickly, so milliliters or fluid ounces are a poor way to compare extraction recipes.
A common modern starting point might be 18 g of ground coffee in and about 36 g of espresso out, a 1:2 brew ratio. But a double can be shorter or longer depending on the coffee and intended flavor. An 18 g dose yielding 30 g is still a double-basket espresso; so is one yielding 42 g.
Single vs double baskets
A true single basket is usually narrower or tapered internally and often behaves differently during extraction. Double baskets are generally easier to dial in and have become the default in many cafés and home setups. Many home espresso machines therefore spend most of their time pulling double shots even when the drink is served to one person.
How a double espresso is used in milk drinks
Lattes, cappuccinos, flat whites, Americanos, and many other café drinks are commonly built on a double espresso because it provides enough coffee intensity to remain distinct after milk or water is added. Our published guide to 120 espresso-based drinks shows how espresso serves as the foundation for a wide range of recipes.
How to dial in a double
Use a scale rather than relying only on shot time or volume. First choose a basket-appropriate dose, then set a target yield. Adjust the grinder to reach a sensible flow range, but use taste as the final decision. If the espresso is sharply sour and thin, more extraction may help; if it is harsh, drying, or bitter, the recipe may need a coarser grind, shorter yield, or other adjustment.
Because basket size, roast level, burr geometry, machine pressure, and coffee freshness all matter, there is no universal gram target that makes every double espresso correct.
See more definitions in the Coffee, Espresso & Brewing Equipment Glossary.