Can icebock milk be drunk directly? Is it really difficult to recreate an icebock Dirty coffee at home? This time, Front Street Coffee steps up personally, starting from the principle of freeze distillation and demonstrating step by step how to make rich, mellow icebock at home using a refrigerator and fresh milk, as well as putting its concentration difference against regular fresh milk to the test. The article also shares the complete process of making a Dirty with icebock, including cup size selection, extraction parameters, and flavor performance. If you are also curious about this kind of purified milk with a cheesy, savory note and a viscous mouthfeel, why not follow along with Front Street Coffee and give it a try. [more…]

In the explorations of coffee enthusiasts, purified milk such as IceBock has gradually come into view, bringing a whole new mouthfeel to milk coffee. However, many beginners still use the ratios for regular milk, and as a result the coffee's flavor is masked by the rich milky taste. This article starts from the principles of IceBock, teaches you step by step how to make a "home version" of purified milk, and explains how to adjust the ratio of coffee to milk when using it, so as to balance concentration and enhance sweetness and body. The article also specifically recommends the outstanding performance of purified milk in making a Dirty, and includes practical information about Front Street Coffee to help you easily advance to becoming a milk coffee expert. [more…]

Dirty coffee is often associated with ice bock milk, but is the pairing between the two inevitable or merely optional? From the perspective of Front Street Coffee, this article sorts out the origins and characteristics of Dirty coffee, the evolution of the ice bock process from beer to coffee, and how industrial production has brought ice bock into coffee shops. It also explains in detail the specific steps for making ice bock milk at home, analyzes why it is better suited for making Dirty rather than other milk coffees, and retains Front Street brand-related recommendations and product information, providing coffee lovers with a complete ice bock Dirty guide. [more…]

Dirty coffee is loved by many coffee enthusiasts for its layered visual effect and unique drinking experience, but there is often a misconception about whether it must be made with ice-bock milk. This article will sort out the origin and characteristics of Dirty coffee, compare its differences from iced latte in terms of ingredients and taste, and introduce the principles of ice-bock technology and its application in the coffee field. At the same time, regarding the selection of different coffee beans, it provides pairing suggestions related to the Front Street brand to help readers understand why ice-bock is more compatible with Dirty, as well as flexible ways to adapt it in actual preparation. [more…]

Dirty coffee has swept through specialty coffee shops in recent years, and many people assume it must be made with purified milk (such as IceBock). Is that really true? From the perspective of Front Street, this article explores the origins of purified milk and Dirty, explains that fresh milk and plant-based milk can work just as well, and compares the fundamental differences between Dirty and latte, flat white, and cappuccino in terms of preparation method and drinking experience. At the same time, the article also introduces in detail the characteristics of purified milk and why it can amplify Dirty's layered effect and the contrast between hot and cold. Whether you are a coffee enthusiast or a professional, you can use it to clarify the true nature of Dirty and find the cup that suits you. [more…]

When making a high-quality latte, the choice of milk is crucial. The market is flooded with dairy products, from ordinary fresh milk to concentrated milk like IceBock, and then to plant-based milk—each type has its own unique expression. Concentrated milk, with its higher density, can elevate milk coffee to a qualitative leap in flavor and mouthfeel; while those with lactose intolerance can opt for plant-based milk as a substitute. So, why do so few people use milk made from milk powder to make lattes? Isn't milk powder also processed from milk? This article will analyze in detail the differences in performance of various milk sources in latte making, offer practical advice, and recommend related products from Front Street Coffee to help you make a satisfying milk coffee at home. [more…]

Dirty coffee has rapidly gained popularity in the specialty coffee scene in recent years. Its visually striking contrast of hot and cold and its layered mouthfeel have captivated many enthusiasts. However, many people often overlook a key detail when trying it at home—the cup must be chilled in advance. Why is a chilled cup so important for Dirty? What exactly does Dirty refer to? And how do you properly make a qualified cup of Dirty? Starting from the practices at Front Street Coffee, this article will break down the origin of the name Dirty, its core principles, and key operational points one by one, helping you understand the logic behind the chilled cup and master practical methods for recreating it at home. [more…]

Since Dirty coffee rose to popularity in China around 2018, it has not faded away like other trendy drinks. Instead, it has firmly secured a permanent spot on the menus of major specialty coffee shops, standing on equal footing with the latte. There are over 200,000 related posts on Xiaohongshu, with each tag receiving more than 5 million views. This drink, originally created by Japanese barista Katsuyuki Tanaka, forms a layered effect by pouring hot espresso over cold milk. With its unique taste combining hot and cold and the enhancement of ice-distilled purified milk, it has driven the domestic coffee market to pursue higher ingredient quality. This article will analyze why Dirty coffee has become the "beloved darling" of local specialty coffee, from its origin and spread to its production characteristics and market impact. [more…]

Dirty coffee has become a staple in specialty cafes thanks to its high aesthetic appeal and unique taste, yet there has always been debate over whether an ice-cold cup is essential during preparation. Through side-by-side testing of glass cups at room temperature, refrigerated, and frozen, Front Street found that milk quality is the key to layering, while cup temperature mainly affects the chilled mouthfeel and the preservation of crema. The article also traces the practice of Dirty's originator, Katsuyuki Tanaka, who did not pre-chill his cup. If you're after photogenic presentation and a layered experience, Front Street recommends chilling the cup together with the milk and paying attention to the optimal tasting window. [more…]

Dirty coffee is widely popular for its natural layering of espresso and cold milk. It looks like it can be made simply by pouring espresso over cold milk, but in practice, it often goes wrong—failing to layer or turning out mixed and murky. Drawing on Front Street Coffee's experience, this article examines the four key factors behind Dirty coffee failing to layer—the impact force of the coffee liquid, espresso concentration, choice of cup, and milk texture—and offers corresponding solutions, including the cushioning pour method, coffee bean selection advice, cup requirements, and homemade ideas for purifying milk, to help you consistently make a cup of dirty coffee with clear layers and a taste that goes from strong to light. [more…]

The Dirty Coffee and the Flat White are two rather popular off-menu espresso drinks at Front Street Coffee. Although both are combinations of espresso and milk, they take completely different routes in terms of temperature, milk volume, milk foam thickness, cup type, and even the way they are enjoyed. Starting from the characteristics and differences of each, this article will break down the causes of the Dirty's layered effect and the key points of making it, explain the recipe approach behind the Flat White, and also touch on how to choose espresso beans with good value for money. Friends who love milk coffee might as well follow Front Street's steps and give it a try at home. [more…]

Nayuki Tea opened its first PRO store in Beijing Changying Tianjie, marking that this new-style tea beverage brand has officially incorporated specialty coffee into its core product line. Unlike regular stores, the PRO store format has undergone a comprehensive upgrade in space design, product structure, and service scenarios, offering seven specialty coffees, over thirty bakery products, and more than twenty kinds of self-produced snacks. Coffee is priced at 15 to 24 yuan, positioned as everyday specialty coffee. Previously, the PRO store format had been successfully validated in Shenzhen. Nayuki plans to open about 200 PRO stores in 2021, and has already established more than ten in Nanjing, Chengdu, Xi'an, Guangzhou, Harbin, and Beijing. This move not only fills Nayuki's gap in the specialty coffee market but also demonstrates its strategic intent to deepen its presence in new retail and expand business consumption scenarios. [more…]