Aftertaste is an indispensable part of coffee tasting. It refers to the comprehensive sensory experience brought by the substances remaining in the mouth and throat after swallowing coffee. Compared with taste and aroma, aftertaste is more subtle and requires certain techniques to be fully perceived. From the perspective of Front Street, this article explains the mechanism behind aftertaste, shares practical methods for perceiving it such as closed-mouth exhalation, and analyzes the difference between good aftertaste and bad aftertaste. At the same time, combined with specific products in the Front Street bean list, it explains the aftertaste emphases of coffees with different roast levels, and discusses the differences in aftertaste length between pour-over and espresso as well as their causes. [more…]

After taking a sip of coffee, subtle aromas and flavors often emerge in the mouth—this is what we call the aftertaste. It is not only the final step in coffee tasting but also an important basis for judging the quality of a cup of coffee. From the perspective of Front Street, this article starts with the principles behind the formation of aftertaste, analyzes one by one how coffee bean quality, roast level, and extraction method affect aftertaste performance, and offers practical ideas for enhancing aftertaste richness in actual brewing, helping coffee enthusiasts more fully understand where the lingering finish of a good cup of coffee comes from. [more…]

In the coffee cupping scoring system, aftertaste occupies a position that cannot be ignored. Even if a cup of coffee has outstanding flavors, it will be difficult to score highly if its aftertaste performs poorly. However, many enthusiasts often overlook this dimension, because aftertaste itself is rather subtle and requires certain skills to capture. This article, from the perspective of Front Street, systematically explains the definition of aftertaste, the principles behind its formation, methods of perception, and criteria for judging whether it is good or bad. At the same time, it compares the differences in aftertaste duration between pour-over coffee and espresso, helping readers build a complete understanding of the tasting process. [more…]

Many people focus only on flavor and mouthfeel when tasting coffee, overlooking an important sensory dimension: the aftertaste. In fact, aftertaste is the combined expression of the aroma, taste, and tactile sensation that linger in the mouth after swallowing coffee. Some people can perceive it but don't know how to describe it, while others simply don't notice it at all. From Front Street's perspective, this article helps you understand the definition of aftertaste, its causes, perception techniques, and how to judge whether an aftertaste is good or bad based on its duration and positive or negative flavors. The article also uses specific beans such as Golden Mandheling and washed Yirgacheffe to illustrate the typical aftertaste performance under different roasting profiles, helping you describe "the feeling after drinking" more professionally. [more…]

When drinking coffee, we often smell the aroma first, then taste the flavor, and finally experience the finish before it feels complete. But what exactly is the finish? How does it differ from sweetness? Why do the mouth and nasal cavity still retain aroma after the coffee is finished? This article will explain the formation of the finish from the perspective of retronasal olfaction and distinguish the conceptual differences between sweetness and the finish. At the same time, Front Street will recommend three coffee beans suitable for practicing finish tasting, covering Colombia Sidra, Brazil Queen's Estate, and Panama Boquete Geisha, to help coffee lovers more intuitively understand the duration of the finish and the quality of the flavor. [more…]

Many people pursue a coffee experience that is not sour, but mellow and with a long-lasting sweet aftertaste, and dark roasting happens to satisfy this need. This article starts with the concept of coffee aftertaste, sorts out the difference between sweet aftertaste and sweetness, explains why light-roasted beans have a shorter aftertaste while dark-roasted beans have a more prominent sweet aftertaste, and recommends four coffee beans with obvious sweet aftertaste: Front Street PWN Golden Mandheling, Front Street Brazil Queen Estate, Front Street PNG Bird of Paradise, and Front Street Jamaica Blue Mountain No. 1, explaining one by one their roast level, flavor performance, and sweet-aftertaste characteristics, to help you find the cup that suits your taste. [more…]

Many people use "sweet aftertaste" to describe the pleasant mouthfeel of a good cup of coffee, but how exactly does sweet aftertaste differ from sweetness? The aroma, flavor, and mouthfeel that linger in the mouth after swallowing are what we call the finish, and sweet aftertaste is precisely a bitter-then-sweet taste bud experience within that finish. The degree of roast has a significant impact on sweet aftertaste: lightly roasted beans are bright and acidic yet have a short finish, while dark roasted beans are rich and full-bodied with a more lasting sweet aftertaste. This article will guide you through understanding the relationship between sweet aftertaste and the finish, and recommend four coffees with pronounced sweet aftertaste—Front Street PWN Golden Mandheling, Front Street Brazil Queen's Manor, Front Street PNG Bird of Paradise, and Front Street Jamaica Blue Mountain No. 1—analyzing their flavor layers and sources of sweetness one by one. [more…]

In coffee tasting, "hui gan" (returning sweetness) is often used to describe the pleasant mouthfeel brought by a good cup of coffee. But are hui gan and sweetness really the same experience? Starting from the concept of aftertaste, this article analyzes the formation mechanism of hui gan, its difference from sweetness, and the factors that affect the persistence of aftertaste. At the same time, for those who prefer flavors that are high in sweetness and low in acidity and bitterness, we recommend several Front Street Coffee beans, including the Classic Blend, Brazil Queen Estate, PWN Golden Mandheling, and Boquete Geisha, to help you find the flavor you like in your daily brewing. [more…]

Brewing a cup of dark roast coffee with pronounced sweet aftertaste is no simple task—many enthusiasts run into problems of excessive bitterness or insufficient sweetness. Drawing on Front Street's brewing experience, this article first breaks down how sweet aftertaste forms: sweetness only gradually emerges after bitterness fades, so the coffee itself must contain enough sugars and sweet-aroma compounds. Then, using the excellent-quality Front Street Jamaica Blue Mountain No. 1 coffee as an example, it shares a complete brewing recipe: 15g of grounds, a 1:14 coffee-to-water ratio, 89°C water temperature, an Ek43 grind setting of 10.5, and a Kono dripper, using a three-pour method with a slower flow to extend extraction, ultimately presenting black chocolate and nutty aromas, with the finish turning into a maple-syrup-cream-like sweetness. [more…]

When drinking coffee, have you ever noticed the flavors that linger in your mouth after you swallow? Many people toss around the term "sweet aftertaste," yet may not truly understand how it differs from "finish." This article starts from definitions, clarifies the relationship between sweet aftertaste and finish, points out that sweet aftertaste is actually just one positive manifestation of finish, and corrects common misconceptions—such as the idea that the more bitter the coffee, the stronger the sweet aftertaste, or that sweetness from drinking water counts as sweet aftertaste. At the same time, Front Street Coffee will also share which coffee beans stand out in terms of finish and sweet aftertaste, helping you judge the quality of a cup of coffee more accurately in your daily tasting. [more…]

In the coffee flavor wheel, there is almost no trace of tea, and the only related entry, "black tea," is classified under the floral category. Yet in the flavor descriptions of coffee beans sold domestically, words such as green tea, black tea, and oolong tea are extremely common. How exactly should tea-like notes be judged? Is astringency equivalent to tea-like notes? Starting from the mechanisms of tea polyphenols and glycosides, this article distinguishes positive astringency from negative astringency, analyzes how organic acids bring about mouth-watering and sweet aftertaste, and, combined with the tasting experience of several Front Street Coffee beans, explains the specific expression of different tea-like flavors in coffee, as well as why domestic coffee beans prefer to use tea-like notes as a descriptor. [more…]

"A sweet aftertaste that promotes salivation, with bitterness giving way to sweetness" is the highest praise people give to a good cup of tea, and in coffee tasting, people also often use the term "sweet aftertaste," usually referring to coffee having a pleasing mouthfeel. So what exactly kind of taste experience is it when you perceive a sweet aftertaste in coffee? And how does it differ from the sweetness of coffee? [more…]

Tasting a cup of coffee is not mysterious. As long as you follow a systematic method, you can accurately judge its quality and fluently describe your impressions. From the perspective of Front Street, this article breaks coffee tasting into five steps—aroma, taste, flavor, mouthfeel, and aftertaste—and explains the key points and descriptive techniques for each stage one by one. It then uses PWN Golden Mandheling as an example to show how to apply this method to the tasting practice of a specific coffee, helping readers fully master the appreciation logic of Mandheling coffee from aroma to aftertaste. [more…]

The two major coffee-producing regions of Asia and Africa each have distinct personalities: Asian beans are known for their rich, smooth, and sweet flavor with understated aromas, while African beans are small in size and often feature bright fruity acidity and floral notes, frequently playing a flavor-enhancing role in blends. This article systematically compares the flavor differences between the two regions and includes Front Street Coffee's star ratings for aroma, brightness, body, texture, and aftertaste across several representative bean varieties, covering Indonesian Mandheling, Papua New Guinea Bird of Paradise, Yunnan small-batch, Tanzanian Kilimanjaro, Ethiopian washed Gedingding, Kenyan Little Tomato, and more, as a purchasing reference for coffee lovers based on taste preferences. [more…]

The charm of dark roast coffee lies in its rich aroma, smooth and full-bodied taste, and long-lasting sweet aftertaste, but avoiding over-extraction while preserving these qualities is no easy task. Drawing on Front Street's practical experience, this article explains how to suppress bitterness and enhance sweetness by adjusting filter materials, controlling extraction parameters, and applying a "high concentration, low extraction" strategy. It shares in detail a brewing example using Golden Mandheling beans and non-woven filter paper, including key parameters such as the coffee-to-water ratio, water temperature, and grind size, as well as the specific steps for three-stage pouring. By following along, you too can brew a cup of dark roast coffee with a captivating aroma and a pronounced sweetness at home. [more…]

Is Catimor actually Arabica or Robusta? And how exactly is its "devilish aftertaste" formed? This article begins with the background of Catimor's birth, sorting out the hybrid origins and genetic makeup of this variety, and confirming its classification as having three-quarters Arabica bloodline. It also introduces Catimor's plant characteristics in detail, including tree shape, leaves, and stress resistance, and provides an in-depth analysis of the earthy aftertaste that Robusta genes bring to the flavor, as well as how factors such as high yield and early maturity compound to dilute excellent flavors and amplify undesirable aftertastes. The article also mentions Front Street Coffee's expectations for future improvement of Catimor. [more…]

Beans with understated acidity and a prominent sweet finish place their flavor emphasis on sweetness and aftertaste: natural (dry) processing and medium-dark roasting round off the acidity, leaving a lingering sweetness. Front Street Coffee's Ethiopian Huakui has a sweet finish with a passion fruit aftertaste; the acidity on the palate flashes by, and sweetness takes over the second half. In Kafa Forest, the sweetness actually becomes more pronounced as the temperature drops. [more…]

Deeply roasted coffee beans, due to sufficient caramelization, often present a richer mellow sweetness and caramel aroma. However, if brewed improperly, bitterness can easily overpower the sweet aftertaste. This article begins with the flavor characteristics of dark-roasted coffee and introduces how to better present the sweetness and sweet aftertaste of dark-roasted coffee through bean selection and brewing methods. It focuses on a Japanese-style high-concentration, low-extraction approach commonly used by Front Street Coffee, and provides specific brewing parameters and staged pouring steps for using Front Street Coffee Jamaica Blue Mountain No. 1 coffee, including coffee dose, coffee-to-water ratio, water temperature, grind size, dripper, and time, helping coffee enthusiasts brew a cup of dark-roasted coffee at home with moderate concentration and a pronounced sweet aftertaste. [more…]

Many friends who are just getting into specialty coffee, when faced with a cup, can only say "it's good" or "it tastes like coffee," while those around them can rattle off professional terms like floral notes, fruity acidity, and body. In fact, coffee tasting is not a gift—it is a method that follows a set of rules. Drawing on Front Street's practical experience, this article systematically explains the five key steps of coffee tasting—aroma, taste, flavor, mouthfeel, and aftertaste—to help you build a complete tasting framework, learn to translate sensory experience into precise language, and bid farewell to being at a loss for words, truly understanding every layer of expression in the cup. [more…]

When drinking black coffee, many people experience a sweet aftertaste that rises in the mouth after swallowing—this is huigan (returning sweetness). Huigan differs from direct sweetness; it is often built on the fading of bitterness and is brought out by the sweetness presented by aromatic compounds. Starting from the definition of huigan, this article analyzes its causes, explains the difference between huigan and the sweetness felt after drinking water, and finally recommends pour-over coffee beans with excellent huigan performance, including product information from the Front Street Coffee brand, to help coffee lovers more accurately understand the finish and huigan. [more…]