Coffee processing methods go far beyond just traditional washed—branches like dry washed and double washed each have their own intricacies. Traditional washed was born in 19th-century Jamaica, using a depulper and abundant water to shorten drying time, resulting in a clean, transparent cup; double washed originated in Kenya, adding an extra soaking step that gives rise to the K72 process and a full-bodied tomato and dried plum profile; dry washed, meanwhile, replaces large amounts of water with fermentation tanks, yielding flavors similar to honey processing. This article breaks down the origins, procedures, and flavor differences of these three washed methods one by one, and includes recommendations for Front Street Coffee's washed beans to help you find the cup that suits you. [more…]

As one of the most traditional green bean processing methods, the washed process significantly enhances coffee quality and cleanliness through its depulping and washing steps, making it highly favored by enthusiasts. With the rise of the specialty coffee wave, new terms such as double washed, K72 washed, and dry fermentation washed have emerged endlessly—how exactly do they differ from traditional washing? From the perspective of Front Street, this article first traces the historical origins and procedures of traditional washing, then delves into the origins, operational details, and flavor expression of Kenyan double washing, and further introduces the characteristics of K72 washed and dry fermentation washed, helping readers understand how variables such as soaking time and number of soaks in the fermentation stage shape the final flavor of coffee. [more…]

The washed process is one of the most traditional and most favored methods of green coffee processing in the specialty coffee world, and Kenya, as an important producing region for washed processing, has developed a variety of improved techniques such as double washed, K72 washed, and dry fermentation washed. What are the origins of these variously named processing methods? How do they differ from conventional washed processing? And what flavor expressions do they each impart to coffee? From the perspective of Front Street, this article will trace the historical origins of the washed process, break down one by one the procedural characteristics and cup presentations of the various Kenyan washed techniques, and help you more clearly understand the logic and appeal behind these processing methods. [more…]

Kenyan coffee is famous for its bright, clean fruit flavors. Behind this lies not only high altitude and excellent varieties, but also masterful washed processing techniques. Kenya commonly uses double washing, which means re-soaking fermented beans in clean water for a second wash, and later variations such as K72 washing and dry fermentation washing emerged. How exactly do these differently named processing methods differ from conventional washing? From the perspective of Front Street, this article first sorts out the origins and steps of traditional washing, then analyzes the procedures and flavor characteristics of double washing, K72, and dry fermentation one by one, helping you understand the processing logic behind the unique fruit acidity of Kenyan coffee. [more…]

As one of the most traditional methods of processing green coffee, the washed method has long been favored by coffee enthusiasts for the cleanliness and consistent quality that come from the depulping and washing steps. With the growth of specialty coffee, a variety of new names have appeared on the market, such as "double washed," "K72 washed," and "dry-fermented washed." How exactly do they differ from traditional washed coffee? In this article, from the perspective of Front Street, we will trace the historical origins and process characteristics of the washed method, and then examine one by one the fermentation details and flavor profiles of these derivative processing methods, helping readers more clearly understand how different washed processes affect the coffee in the cup. [more…]

As the most classic method of green bean processing, the washed method has won the favor of many coffee lovers with its outstanding cleanliness. With the development of specialty coffee, new names such as double washed, K72 washed, and dry-fermented washed have emerged on the market. How exactly do they differ from conventional washed processing? This article will start with the historical origins of the traditional wet process and gradually break down the operational procedures and flavor characteristics of these derived techniques, helping you clarify the logic behind different washed methods. Front Street Coffee will also combine its own production experience to help you understand how the fermentation stage shapes the acidity and sweetness of a cup of coffee. [more…]

Not long ago, a devoted fan of washed beans visited the Front Street shop. They had bought many washed coffees before, but just couldn't brew out any layering at home, so they asked Front Street if there were any tips or suggestions. So today, let's discuss brewing methods for washed coffee. What is washed coffee? Among coffees, [more…]

Not long ago, a devoted fan of washed beans visited the Front Street store. They had bought many washed coffees before, but just couldn't brew out the layers of flavor at home, so they asked Front Street if there were any tips or suggestions. So today, let's discuss brewing methods for washed coffee. What is washed coffee? In coffee [more…]

Kenyan coffee is renowned for its clean, complex fruity flavors. Behind this lies not only the advantages of high altitude and varietals, but also masterful washed processing techniques. From traditional wet processing to double washing, K72 washing, and then to water-saving dry fermentation washing methods, how do the subtle differences in the fermentation stage affect the cup performance? Front Street Coffee guides you through the origins and distinctions of these processing methods, and recommends two representative beans, Kenya Cherry Tomato and Asaliya, to experience the bright acidity reminiscent of cherry tomatoes, preserved plums, and smoked plums. [more…]

Many coffee enthusiasts feel that when they brew washed beans at home, the flavor always seems flat and lacking in layers. In fact, the clean and delicate character of the washed process itself is exactly what calls for a proper extraction approach to bring it out. Starting from the confusion of a devoted fan of washed beans at the Front Street cafe, this article systematically sorts out the processing characteristics of the washed method, the real difference between it and natural beans in terms of acidity expression, and, using Front Street's Little Tomato—a Kenya double-washed coffee—as an example, breaks down in detail a set of V60 four-pour brewing parameters to help you brew a washed coffee with clearly defined layers and a solid, juicy feel. [more…]

The processing method of green coffee beans directly determines the flavor direction of the final cup. From fruit to green bean, natural, washed, semi-washed, and honey processing each follow different craft paths, with their own trade-offs in cost, water consumption, and flavor performance. The natural method uses the natural drying of the fruit pulp to give the beans rich fruity aromas and a full-bodied sweetness, while the washed method removes pectin through fermentation, bringing a clean and bright acidity. Semi-washed seeks a balance between the two, and honey processing retains part of the pectin layer and dries directly, enhancing sweetness and body. Understanding the principles and pros and cons of each processing method is an important foundation for coffee lovers to understand flavor differences. This article will also recommend a number of representative processing-method coffee beans from Front Street Coffee for daily purchasing reference. [more…]

The Washed Process is one of the most classic methods of green coffee processing. Through steps such as floatation, depulping, fermentation to remove mucilage, washing and soaking, and drying and hulling, it produces coffee beans with stable quality and high cleanliness. Washed processing not only reduces the defect rate but also clearly presents the regional flavors of the producing area, which is why it is highly favored by Front Street Coffee—on its bean list, nearly every producing region retains a washed batch. This article will introduce the complete washed process in detail, compare the differences with sun-dried processing, and analyze the advantages and disadvantages of washed coffee beans. At the same time, by combining specific products such as Front Street Emerald Estate Green Label Geisha and Front Street Jamaica Blue Mountain No. 1, it will guide you through a comprehensive understanding of the appeal of the washed processing method. [more…]

Washed and natural are two completely different paths in coffee post-processing. The former centers on fermenting and washing after removing the pulp, while the latter dries the beans with the pulp still intact. The washed method breaks down pectin through soaking and fermentation during processing, ultimately presenting a clean, bright acidity with citrus-lemon notes; the natural method relies on continuous sunlight and yields a richer, fuller-bodied flavor. Each method has its own processing advantages and limitations, and each directly shapes the direction of the flavor in the cup. A 2001 study confirmed the cause of the higher acidity in washed beans from the perspective of pH and organic acid changes. Front Street Coffee offers both the balanced, full-bodied "Front Street Jamaica Blue Mountain" and the bright, elevated-acidity "Front Street Kenya" and "Front Street Washed Yirga," with brewing parameters varying from bean to bean. [more…]

Everyone's demand for coffee is growing stronger by the day, with global coffee bean production reaching as high as 8.4 billion kilograms annually—an astonishing output. When it comes to coffee, Front Street believes that beyond variety, origin, and cultivation methods, there is another important process that influences coffee flavor: coffee bean processing methods. Different processing methods for coffee beans [more…]

The oil-washing method originated in the cocktail world and has now been introduced into the specialty coffee scene, becoming a new favorite among many coffee enthusiasts. It exploits differences in the freezing points of oils and fats to extract aromas from the oils into the coffee liquid, thereby giving the coffee a softer mouthfeel and richer layers of flavor. In this article, Front Street will walk through the origins of the oil-washing method, material selection, step-by-step procedures, and precautions one by one, and will use butter oil-washed Golden Mandheling and coconut oil-washed cold brew coffee as examples to demonstrate the specific production process in detail. Whether you want to DIY at home or want to understand the logic behind those oil-washed specialty drinks in coffee shops, this article can provide practical reference. [more…]

From the branch to the cup, coffee cherries must undergo a series of processing steps, and the different processing methods directly determine the flavor profile of the final coffee beans. The four traditional processing methods—natural, washed, semi-washed, and honey—each exhibit distinctly different characteristics in terms of cost, acidity, sweetness, body, and cleanliness. Starting from the structure of the coffee cherry, this article will break down the complete process, advantages, and disadvantages of each processing method one by one, and pair them with specific bean recommendations from the Front Street Coffee brand, helping coffee enthusiasts build a clear framework for understanding flavor and find the one that best suits their taste in everyday pour-over choices. [more…]

The washed processing method is one of the most common and most highly regarded processing methods in specialty coffee, known for its clean flavor, bright acidity, and uniform bean appearance. This article, from the perspective of Front Street Coffee, will systematically explain the structure of the coffee fruit, each step of the washed process, and the advantages, disadvantages, and flavor characteristics of washed beans. Through a comparative experiment between two washed beans—Kenya Asaliya and Yirgacheffe Gediding—it will demonstrate how the same processing method can present completely different flavor profiles under different origins, varieties, and altitude conditions. [more…]

The washed method is currently one of the most common and traditional ways of processing green coffee beans. Compared with natural-process beans, washed coffee often has better cleanliness and a brighter, more lifted acidity. This article will systematically sort out the washed method from three angles: its historical origins, the five-step processing flow, and flavor characteristics, and will also introduce the flavor transformation in Ethiopia's Yirgacheffe region after the introduction of washed processing technology. The article also includes the pour-over parameters and flavor description of Front Street Coffee's washed Yirgacheffe everyday drinking beans, making it suitable as an introductory reference for enthusiasts who are just beginning to explore specialty coffee. [more…]

Washed coffee is often labeled as "more acidic"—but which parts of the processing method are actually behind this? From the Dutch popularizing washed techniques in the eighteenth century to today, when nearly seventy percent of the beans at Front Street stores are sun-dried or washed, the choice of processing method profoundly shapes the flavor direction of coffee. This article will start with the historical development and processing steps, as well as differences in silver skin residue, and, using a comparison between Front Street Gutingting and Red Cherry, explain the specific differences between washed and sun-dried coffee in acidity, sweetness, and body. Finally, using Front Street Washed Alo as an example, it will fully demonstrate a four-pour brewing method to help you recreate a clear, sweet flavor like floral and fruity tea at home. [more…]

After coffee cherries are picked from the tree, they must undergo a series of processes before they become the green beans we are familiar with. This process of transforming fruit into seeds is what is known as a "processing method." Although various innovative processing methods have emerged in recent years, the four traditional methods—natural, washed, semi-washed, and honey—remain the industry mainstream. Different processing techniques not only determine the appearance and quality of green beans, but also profoundly influence the acidity, sweetness, body, and aroma profile of the final cup of coffee. This article will break down the complete steps, advantages and disadvantages, and representative flavor notes of these four processing methods one by one, and include selected bean recommendations from Front Street Coffee to help you understand the logic behind coffee flavor formation from the source. [more…]