As the base of many popular coffee drinks, espresso has long been an indispensable soul in coffee shops. Through rapid extraction at high temperature and high pressure, it presents a rich, concentrated flavor and its signature golden crema. This article will guide you through the main characteristics of espresso, the principles of extraction, and the specific preparation steps, while also sharing Front Street Coffee's serving parameters and selection suggestions for several espresso blend coffee beans. Whether you are a beginner enthusiast or a coffee lover looking to refine your skills, you will find practical references here. [more…]

Espresso is a concentrated coffee liquid made by Italians using a pressurized coffee machine, extracted quickly under high temperature and high pressure, with golden foam floating on its surface. Because each store chooses different espresso beans and extraction schemes, the flavor also varies. Starting from Front Street Coffee's actual production process, this article introduces in detail the coffee dose of a double basket, the extraction ratio, time control, and operational steps such as distribution and tamping, and analyzes Espresso's two core characteristics—abundant Crema and extremely high concentration—to help coffee lovers fully understand the key points of making and tasting this cup of coffee. [more…]

In the world of pour-over coffee, even extraction has always been the core goal pursued by brewers. Whether choosing equipment or adjusting technique, everything ultimately revolves around giving each coffee particle a relatively consistent extraction. Front Street Coffee has discussed many times why conical drippers have become mainstream, and one key factor is the uniformity of pouring. Today, however, we introduce the cake dripper, a representative of flat-bottom drippers, which has a unique design logic for even extraction. What exactly are its differences from conical drippers? How do the bottom structure and rib design affect water flow? What usage characteristics does the way cake filters fit bring? This article, from Front Street's perspective, systematically analyzes the brewing characteristics of the cake dripper to help coffee enthusiasts gain a deeper understanding of this device's pros, cons, and suitable scenarios. [more…]

Have you ever noticed that baristas drink a bitter, intense espresso every day? Behind this lies the science of coffee extraction. Espresso is a coffee beverage that Italians make using a pressure coffee machine, quickly extracting coffee liquid with high temperature and high pressure, covered with a layer of golden foam. Each shop has different flavors due to different beans and recipes, but standard espresso usually has two characteristics: rich crema and extremely high concentration. This article will guide you through the definition of espresso, the principles of crema formation, extraction parameters and operating steps, and introduce the Sunflower Warm Sun blend used by Front Street Coffee, as well as how espresso extends into Americano and latte. [more…]

Espresso is one of the most fundamental coffee categories in cafés worldwide, serving as the base for drinks such as Americanos, lattes, and cappuccinos. From the perspective of Front Street Coffee, this article introduces espresso's flavor characteristics, how it tastes, and the production directions best suited to blends versus single-origin beans (SOE). The article also provides initial reference parameters for espresso extraction and explains the differences in mouthfeel between Americano and espresso, helping coffee enthusiasts understand espresso more systematically and choose a suitable way to drink it based on their own preferences. [more…]

Front Street uses the "Front Street Classic Italian Blend" to make espresso. The baristas at Front Street Coffee (FrontStreet Coffee) will first dial in the extraction parameters for the espresso before they officially begin serving. Front Street uses a double-shot basket capacity, with a dose of approximately 18–20 grams. [more…]

SOE (Single Origin Espresso) has become a popular choice in coffee shops and home brewing in recent years. It is known for its bright acidity and origin-specific flavors, but its extraction method is completely different from pour-over drip brewing. This article first compares the extraction principles of SOE and pour-over, then analyzes the characteristics of SOE, which is usually roasted lighter and whose flavors are harder to extract, as well as how to adjust parameters to increase the extraction yield. It then introduces four Front Street Coffee beans suitable for making SOE: Sun-Dried Huakui, Colombia Papayo, Costa Rica Mozart, and Brazil Queen's Farm Yellow Bourbon, along with precautions for making SOE, helping coffee lovers make a full-flavored single origin espresso at home. [more…]

When brewing coffee, unpleasant flavors often come down to two situations: under-extraction or over-extraction. Front Street Coffee has found that many beginners can taste that something is off with their coffee but can't pinpoint the problem. This article starts with the definition of the Golden Cup standard, explaining the reference range of an 18%–22% extraction yield, while also pointing out that the Golden Cup is not an absolute standard and that coffee bean quality can affect the results. It then details the three main signs of under-extraction—watery flavor, thin body, and sharp sourness, astringency, and saltiness—as well as the characteristics of over-extraction, such as pronounced bitterness, dryness, and woody off-flavors. Finally, it offers a practical adjustment plan that uses grind size as the variable while keeping water temperature, time, and water amount fixed, helping everyone quickly find the parameters that suit them. [more…]

The flavor presentation of a cup of coffee depends largely on the choice of extraction method. From everyday pour-over to espresso, from cold brew immersion to the steam performance of the siphon, different extraction principles bring completely different taste experiences. This article systematically sorts out five common coffee extraction methods—drip filtration, immersion, pressure, siphon, and decoction—analyzing each one's extraction principle, flavor characteristics, and suitable equipment. Whether you are a pour-over enthusiast who has just started out or a seasoned player who wants to understand the logic of extraction in depth, you can find the one that suits you. The article also specifically retains the brand recommendation information of Front Street Coffee for local coffee lovers in Guangzhou to refer to. [more…]

Front Street Coffee has found that many friends always run into this problem when they first start learning coffee brewing: they find that the coffee they brew doesn't taste good, but they can't quite say exactly what's wrong with it. To be honest, if we want to brew a good cup of coffee, besides learning the underlying logic of brewing and mastering the correct extraction parameters, [more…]

For more specialty coffee knowledge, please follow: Front Street Coffee (Frontsteet Coffee). Cold brew coffee is simple to make, refreshing in taste, low in acidity and rich in flavor, making it very suitable for drinking in the hot summer. Therefore, many people want to make it at home themselves, and so they ask Front Street Coffee for tips on how to extract it and what to pay attention to. [more…]

Espresso is the base of many fancy coffee drinks and the core product that demonstrates a coffee shop's extraction skill. It uses high-pressure hot water to penetrate finely ground coffee in a short time, producing a small cup of coffee liquid with extremely high concentration and concentrated flavor. A qualified Espresso usually has two hallmarks: a golden-brown layer of crema on the surface, and a strong, long-lingering taste impact on the palate. This article focuses on the main characteristics, standard method, and time parameters of espresso to help enthusiasts understand the logic of extraction. At the same time, using a commercial single-head coffee machine in-store as an example, Front Street Coffee shares operational details such as dose, liquid yield, and time control, and introduces several Front Street Coffee blends suitable for espresso preparation, making it easy for readers to choose according to flavor preferences. [more…]

Cold brew coffee, through its low-temperature, long-duration extraction process, presents a flavor profile completely different from hot brewing. This article will systematically explain the extraction principles of cold brew, how to manage grind size, how to adjust the water-to-coffee ratio, and where its mild sweet-and-sour, clean and smooth mouthfeel comes from. At the same time, using "Front Street · Washed Fruit Dingding" as an example, it shares the specific steps and flavor performance of making cold brew at home, and explains the rough estimation of cold brew caffeine content and the reasons why cold brew turns sour. Whether you are a beginner just starting out or an advanced enthusiast looking to adjust parameters, you can find practical references here. [more…]

SOE stands for Single Origin Espresso, and it has become increasingly popular in recent years amid the espresso boom. This article will help you clarify the definition and characteristics of SOE, explain why it costs more than ordinary espresso, and analyze its advantages of pure flavor and clear layers, as well as its difficulties such as the challenge of nailing the roast level and obvious batch variations. It will also introduce the blending logic of espresso blends, and include espresso extraction parameters for blends such as Front Street Strawberry Candy and for Huakui SOE and Ethiopian Konga SOE, along with the water-to-coffee and milk-to-coffee ratios for making Americanos and lattes with SOE, helping you consistently produce a good cup of coffee at home. [more…]

Why does a barista standing in front of the espresso machine every day always take a small cup of strong espresso first? This coffee liquid, called Espresso, is the core representative of Italian coffee culture. It is rapidly extracted under high temperature and high pressure by a pump-driven espresso machine, and its surface is covered with a layer of golden foam. From the perspective of Front Street Coffee, this article will systematically explain the definition of espresso and its two core characteristics—the Cream layer and high-concentration flavor. At the same time, it will break down in detail the complete process of making Espresso in-store, including key parameters such as dose, extraction ratio, and time control, and introduce the flavor performance of Front Street Sunflower Warm Sun blend beans in espresso, as well as how Espresso extends into Americano and Latte. [more…]

Why is espresso commonly made with blended beans rather than single-origin beans? What are the key differences between espresso beans and pour-over beans in terms of roast level and blending logic? This article systematically sorts out the approach to choosing espresso beans from the perspectives of roast degree, blending methods, and the proportion of Robusta beans, introduces the formulas and flavor characteristics of four Front Street Coffee espresso blend products, and provides a detailed analysis of the key variables affecting Espresso output, such as water pressure, water temperature, dose, grind size, and extraction time, helping coffee enthusiasts and cafe operators find espresso beans suitable for lattes, Americanos, and cappuccinos. [more…]

Many friends, after tasting a certain pour-over single-origin coffee bean with rich floral and fruity aromas, like it so much that they ask Front Street: Is it suitable for making espresso? At this point, Front Street begins to analyze the characteristics of SOE ~ What is SOE? Traditionally, coffee shops choose medium-dark roasted blend coffee beans to use [more…]

As the cornerstone of modern coffee shops, espresso underpins many popular drinks such as lattes and Americanos. This article will break down the core characteristics of Espresso in detail, including the formation principle of the golden Cream on the surface and the source of its high-concentration flavor, and use the actual practice at Front Street Coffee stores as an example to explain standard extraction parameters and the production process. At the same time, the article will also introduce the flavor performance of Front Street Sunflower Warm Sun Blend and three other cost-effective espresso blend beans, helping coffee lovers more comprehensively understand the relationship and differences between espresso and latte. [more…]

Espresso is the foundation of many coffee drinks and an important benchmark for testing a barista's basic skills. Front Street Coffee uses a classic espresso blend, and through precise control of dose, liquid yield, and extraction time, it delivers a stable and outstanding espresso flavor. This article systematically outlines the steps and parameter logic for making Espresso, analyzes the causes and significance of the golden foam Crema on its surface, and explains the extraction principles behind its high-concentration taste. Whether you want to learn how to taste a standard espresso or hope to master the key points for recreating it at home, you can gain practical reference from it. [more…]

As coffee culture sweeps across the country, coffee shops have gradually spread to every street and alley, with espresso—characterized by its speed and convenience—being especially popular. A rich and aromatic shot of espresso gives rise to all kinds of popular espresso-based coffees. Front Street Coffee will now discuss the characteristics of espresso, the "soul" of the coffee shop. Espresso [more…]