Introduction:Although both lattes and cappuccinos are classic Italian milk coffees, they differ significantly in terms of ratio, foam thickness, and overall flavor. This article will detail the origins, standard proportions, espresso extraction parameters, as well as the techniques for steaming milk and handling foam for both drinks. It also compares their taste differences and caffeine content to help you make a smarter choice based on your flavor preferences.
Lattes and cappuccinos are arguably the most common types of Italian milk coffee on café menus. Although both consist of espresso, milk, and foam, they each have unique characteristics in terms of proportion, texture, and technique. To better understand their differences, we’ll break down everything from basic definitions, foam handling, extraction details, to actual flavor profiles, helping you discern the nuances in every sip.
What is a Cappuccino?
The cappuccino is a historic Italian coffee, fundamentally composed of the same elements as a latte—espresso, hot milk, and foam. However, what sets the cappuccino apart is its higher proportion of foam, typically categorized into “dry cappuccino” and “wet cappuccino.” A dry cappuccino has a thicker layer of foam, resulting in a denser, richer mouthfeel, while a wet cappuccino has thinner foam, allowing the milk aroma to stand out more. Most cafés today, including general practice, lean toward the foam-heavy “dry cappuccino,” which offers a heartier and more layered taste.
What is a Latte?
The word “latte” comes from the Italian word for “milk.” In Italy, ordering a “latte” would likely just get you a cup of hot milk. The modern Italian-style latte, however, is a drink that emerged after the introduction of steamed milk. Especially in the 1980s, baristas in Seattle, USA, began using latte art techniques, transforming the latte from a mere flavor experience into a visual delight. Today’s lattes generally feature a generous amount of milk paired with espresso, with a higher milk ratio, resulting in a smoother taste and pronounced milk aroma. However, depending on the coffee beans, milk, and proportions used, each café’s latte can offer a unique flavor.
How to Choose the Right Espresso Beans?
Espresso is the soul of any milk coffee, and choosing the right coffee beans has a huge impact on the flavor. If you prefer a rich and robust taste, it is recommended to use medium-dark roasted blends, which often carry notes of nuts, chocolate, and caramel. These blend well with milk to bring out complex layers. For example, blends made from Brazilian and Colombian beans often exhibit aroma profiles of cream, almond, and chocolate biscuit, making them highly compatible with milk. There are also blends that combine fermented wine-like aromas with citrus and berry flavors, which can showcase more fruity notes and a lingering chocolate finish when complemented by milk.
How to Make a Latte and Cappuccino? Standard Proportions and Technique Breakdown
Although practices may vary slightly between cafés, standardized extraction and milk foam preparation remain key to crafting a great milk coffee. Recommended espresso extraction parameters are as follows: use 9 bar pressure, control water temperature between 90.5–96°C, with an extraction time of about 20–30 seconds, and a coffee-to-water ratio of 1:1.7 to 1:2. A single shot typically uses 10 grams of coffee to extract around 20 ml, while a double shot uses 20 grams to yield about 40 ml. Such extraction preserves vibrant fruit acidity, berry aromas, and wine-like notes, while also bringing out a rich chocolate character.
As for the milk, it is recommended to use whole fresh milk, with steaming temperature controlled between 50–60°C. This range fully releases the sweetness of lactose without causing protein denaturation due to excessive heat, which can lead to a rough texture. The foam thickness should be around 1 cm—this is the standard for cappuccinos. If you’re aiming for thinner foam, it’s more suitable for flat whites.
Standard Method and Proportions for a Cappuccino
A traditional cappuccino follows a 1/3 espresso, 1/3 milk, and 1/3 foam ratio, forming three distinct layers. It is generally recommended to use a double shot (around 40 ml) as the base, paired with 140 ml of hot milk and an appropriate amount of thick foam, with a total volume of around 200 ml. When preparing, pour the milk in a circular motion into the espresso, and finish by creating a simple design on the surface. Thanks to its thick foam, this coffee delivers a rich and full-bodied mouthfeel, complemented by the lingering notes of chocolate and wine, resulting in a very balanced overall profile.
Recommended Proportions and Flavor for a Hot Latte
The standard milk coffee ratio for a latte is 1:6.5—that is, 40 ml of espresso paired with about 260 ml of hot milk. During preparation, the milk and coffee are also blended in a circular motion to ensure thorough mixing. The higher proportion of milk results in a more noticeable sweetness and reduces the intensity of the coffee, making it suitable for those who prefer a smoother taste. With a high milk ratio, this coffee often carries the natural sweetness of lactose, complemented by the fruit acidity and chocolate notes of the espresso, delivering a milkshake-like smooth flavor, with a finish often featuring nutty or caramel undertones.
How Much Caffeine is in a Latte?
Generally, a single shot of espresso contains about 63 mg of caffeine, while a double shot contains around 125 mg. Taking the common double shot (40 ml) used in a latte as an example, a single latte contains approximately 125 mg of caffeine, which is far below the general adult daily recommended intake limit of 400 mg. Therefore, drinking lattes in moderation not only allows you to enjoy the delicious taste but also eliminates concerns about excessive caffeine intake affecting your health.
In summary, although lattes and cappuccinos use the same foundational ingredients, they each have their own merits in terms of proportion, foam thickness, and overall flavor expression. Whether you prefer the dense foam layers of a cappuccino or the mellow, milk-forward taste of a latte, mastering the details of extraction and foam preparation will allow you to enjoy a satisfying Italian milk coffee.
The above content is compiled by CoffeeHunters, a coffee news website.
