Introduction:Americano, Long Black, and Lungo are often mistaken as the same type of black coffee, but they actually differ greatly in preparation method, flavor profile, and the ratio of espresso used. This article delves into the historical background, brewing techniques, and taste differences of these three coffees, while also exploring why Italian coffee beans are mostly blends and how to choose the right beans according to your needs—helping you better grasp the essence of these classic black coffees.

When walking into a coffee shop and ordering a black coffee, common options include Americano, Long Black, and Lungo. These three may seem like “espresso diluted with water,” but in terms of actual preparation process, flavor performance, and extraction concept, there are actually notable differences. Understanding their distinctions not only allows for more accurate ordering but also helps achieve more satisfying flavors when brewing at home.

Americano: From battlefield dilution to globally popular black coffee

The original English name for Americano is Americano, and its origin can be traced back to the World War II era. At that time, American soldiers stationed in Europe and America generally found the high concentration and strong flavor of Espresso unpleasant, preferring instead the drip-style black coffee they were accustomed to back home. To adjust the intensity of the Espresso, they began adding hot water to it, making the coffee’s strength closer to the everyday black coffee they drank. This “diluted version of Espresso” was the precursor to the Americano.

Later, as Italian coffee culture spread to the United States, the Americano gradually took shape, establishing the practice of pouring the Espresso first and then adding hot water. This method not only diluted the Espresso but also preserved the visual and textural characteristics of the Crema (coffee foam) on top. Today, there is no absolute standard for making an Americano—some shops stir it evenly, while others leave the crema layer intact, depending on individual taste preferences.

Long Black: Reversing the order, emphasizing crema and layering

Long Black looks similar to Americano, but the preparation sequence is completely different.Long Black is made by pouring hot water first, then adding the Espresso, which helps preserve the Crema fully covering the water layer, creating a richer aroma and smoother flavor transition. This order also means the coffee first touches the tongue with the gentleness of the water, followed by the intensity and aroma burst of the Espresso, making it particularly favored by those who enjoy savoring layered coffee flavors.

Compared to Americano, Long Black typically uses a double shot of Espresso (Double Espresso) with an equal proportion of hot water, resulting in a more concentrated overall taste and more pronounced aroma. Additionally, because the water is added afterward, the Crema is preserved, giving the coffee a more Italian-style appearance and first impression.

Lungo: The "extended extraction" of Espresso itself

Lungo, on the other hand, follows a completely different concept. It does not rely on adding hot water for dilution, but insteaddirectly extends the extraction time and water volume of the Espresso, usually by extracting more liquid from a single or double shot of Espresso using the machine. The result is a larger-volume Espresso with a more diluted flavor.

From an extraction theory perspective, Lungo is a form of “over-extraction,” as extending the brew time may lead to the release of more bitter and astringent substances. However, with advancements in modern extraction techniques and philosophies, Lungo has gained a new interpretation—by controlling grind size and water temperature, it’s possible to achieve a smoother and larger “Espresso extension” without significantly compromising flavor.

Italian Coffee Beans: Three Main Reasons for Blending

Whether making Americano, Long Black, or Lungo, the most commonly used base is Italian coffee beans. These beans are mostly blends rather than single-origin. The reasons behind this can be summarized by the “impossible trinity” of price, stability, and flavor:

• Price: Blending combines coffee beans from different origins and grades, effectively controlling costs.
• Stability: By combining multiple types of beans, fluctuations in flavor caused by climate or harvest in a single region can be buffered.
• Flavor: Blending can create a balanced and layered foundational flavor, suitable as a base for Espresso or water-added drinks.

These three elements often cannot all be optimized simultaneously, so roasters typically adjust the blending ratios based on desired outcomes (e.g., intensity, acidity-sweetness balance, body) to meet the needs of different coffee beverages.

Bean Selection Tips: Considerations for Making Americano

If you want to make Americano at home, choosing the right Italian blend is especially important. It’s recommended to selectmedium-dark to dark roastblends that offer a sufficiently rich base and a balanced bitterness-sweetness profile. If you prefer brighter acidity or fruity notes, medium roast blends can also be tried, but attention should be paid to whether the flavors remain harmonious after mixing with hot water.

Additionally,the grind size should be slightly coarser than for Espressoto suit the water-added extraction method and avoid over-extraction that leads to bitterness. For brewing, it’s recommended to use water at 90–96°C, with a coffee-to-water ratio adjustable between 1:2 and 1:3 based on personal preference to find the balance that suits your taste best.

The above content is compiled by CoffeeHunters, a coffee news website.