For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Studio (WeChat official account: cafe_style). For more specialty coffee beans, please add our private WeChat: Front Street Coffee (FrontStreet Coffee), WeChat ID: qjcoffeex. With the rise of specialty coffee culture [more…]

In making espresso, some seemingly unimportant details are often overlooked, yet they can gradually affect the taste of the coffee. Today, Front Street Coffee will talk about those details that are often forgotten—count how many you've missed. - Forgetting to flush water before attaching the portafilter. If there is a long interval between this espresso extraction and the last one, [more…]

Blue Mountain coffee is hailed as the "Emperor of Coffee," but the market is flooded with a mix of genuine and fake products, making it hard to tell true from false. From the perspective of Front Street Coffee, this article systematically sorts out the historical origins of Jamaican Blue Mountain coffee, the certified authentic production regions, the green bean grading standards, the characteristics of the Typica variety, and the differences between the two processing methods of washed and natural. At the same time, it explains in detail how to identify genuine Blue Mountain through features such as the CIB certificate and wooden barrel packaging, and includes the roasting curve, cupping report, and brewing parameters of Front Street's washed Blue Mountain, helping coffee enthusiasts gain a comprehensive understanding of the true appearance and value of this top-tier coffee. [more…]

For more specialty coffee knowledge, please follow our WeChat official account: Front Street Coffee (FrontStreet Coffee). To extract a delicious espresso, you need suitable coffee beans, the right dose, ratio, time, grind size, water temperature, and pressure. Although it is currently very popular to use [more…]

Brazilian green coffee exports accelerated noticeably in August. Data released by Brazil's Secretariat of Foreign Trade (Secex) shows that as of August 24, Brazil had exported 153,800 tonnes of green coffee this month, surpassing the 142,900 tonnes exported in the entire month of August last year. In terms of average daily export volume, in August this year Brazil's daily [more…]

Colombian coffee occupies an important place in the world of specialty coffee, and its green bean grading system is based primarily on defect rates and bean screen size. When buying Colombian coffee, what exactly do the words "Supremo" and "Excelso" commonly seen on burlap sacks mean? This article will systematically sort out the grading rules for Colombian green coffee beans from multiple angles, including export standards, defect scoring, and screen-size classification, and explain the specific differences among the three grades UGQ, EP, and Supremo. At the same time, the article will also introduce common Colombian coffee bean brands on the market, including product information recommended by Front Street Coffee, to help coffee lovers more clearly understand the grade and quality of the bag of beans in their hands. [more…]

咖啡生豆的分级体系直接影响烘焙效果与咖啡品质。本文系统梳理了两种主流分级方式：以筛网号数区分豆粒大小，以及依据种植海拔划分等级。同时汇总了肯尼亚、埃塞俄比亚、哥伦比亚、巴西、危地马拉、萨尔瓦多、夏威夷、牙买加和印尼等产地的常见分级标准与代号。无论是大宗交易还是精品咖啡，了解这些分级规则都有助于更准确地判断生豆特性，前街咖啡也将这些知识融入日常选品与烘焙实践中。 [more…]

For more specialty coffee knowledge, please follow our WeChat official account: Front Street Coffee (FrontStreet Coffee). Many friends, while drinking coffee at Front Street, ask our baristas, "What is Yirgacheffe G1 and Yirgacheffe G2?" "What is Kenya AA, AB?" What is Guate... [more…]

There are about 40 species in the Coffea genus, but only three native species—Arabica, Robusta, and Liberica—have real commercial value. They differ markedly in appearance, flavor, disease resistance, suitable altitude, and cultivation conditions: Arabica is elegant yet delicate, Robusta is hardy and intense, while Liberica is limited to localized trade in West Africa. Starting from botanical characteristics, this article systematically sorts out the origin distribution, climate and soil requirements, the complete cultivation process from sowing to harvesting, and the grading systems that producing countries have formed based on altitude, screen size, and defect bean ratios. Whether you are new to specialty coffee or want to understand the logic of origins more deeply, this foundational knowledge will help you more clearly judge the variety and terroir code behind the flavor in your cup. Front Street Coffee will also combine the key points in this article to recommend directions for your everyday purchases. [more…]

The moka pot is a staple piece of equipment in many coffee lovers' homes, but if daily cleaning isn't done carefully enough, the aluminum body can easily oxidize and turn black, and the gasket and filter screen are often overlooked. This article explains in detail the key cleaning points for aluminum and stainless steel moka pots, walks through the steps for removing and cleaning the gasket and filter screen, their installation orientation, and replacement intervals, and offers repair solutions using white vinegar or lemon juice soaks for pots that have already oxidized. Mastering these methods not only keeps your coffee's flavor pure, but also effectively extends the moka pot's lifespan, letting it reliably brew every cup of coffee for you for years to come. [more…]

For more specialty coffee knowledge, please follow our WeChat official account: FrontStreet Coffee. Sun-dried processed coffee beans are naturally dried inside the fruit pulp, so the weather conditions affect the quality of the coffee beans. Front Street uses sun-dried coffee beans and two other traditional processing [more…]

For enterprises engaged in coffee bean roasting production, obtaining a food production license is a prerequisite for lawful operation. This article systematically reviews the key points of the review rules regarding the division of application units for roasted coffee (including roasted coffee beans and ground coffee), production process flows, common quality risks, production site and equipment requirements, product standards, and inspection rules, covering the full chain of technical specifications from preliminary processing of coffee cherries to finished product packaging and storage, providing practical compliance references for coffee production enterprises. Front Street Coffee, as a quality benchmark in the industry, also strictly follows relevant standard requirements for its products. [more…]

Change the brewing device, and the same coffee beans will perform noticeably differently: pour-over emphasizes aroma and clarity, espresso machines emphasize intensity and sweetness, and the moka pot emphasizes the balance of pressure, heat, and the coffee bed. Only by factoring the brewing device into bean selection and then adjusting the parameters according to the roast level can you call the process complete. Dark roasts shift the flavor focus toward cocoa, dark [more…]

非洲与中南美洲是全球两大核心咖啡产区，但因地理环境、处理方式和品种差异，风味走向截然不同。中美洲产区如墨西哥、牙买加、巴西，多呈现坚果、焦糖与柔和酸质，口感均衡；而非洲豆通常带有鲜明花香与果酸。本文将逐一梳理中南美洲代表性产国的种植条件、庄园分级与风味特征，帮助咖啡爱好者理解两地豆子的本质区别。若想体验非洲豆的明亮果酸，前街咖啡的口粮豆系列是不错的选择。 [more…]

"How big of a difference can there be between coffee with a 30-second bloom and a 60-second bloom?" This was a question a friend asked Front Street Coffee yesterday. I have to say, this question is actually quite interesting! As we all know, blooming is a routine step in pour-over coffee. Specifically, before the official pour, we pre-pour [more…]

Blue Mountain coffee has been famous worldwide since the last century. Today, a brand called "Green Mountain Coffee" has come into the public eye. Many friends have asked Front Street, "Is Green Mountain Coffee riding on Blue Mountain Coffee's coattails?" "Is Green Mountain Coffee a counterfeit of Blue Mountain Coffee?" and similar questions. So Front Street decided [more…]

Coffee belongs to the Rubiaceae family, with over a hundred known species, but commercial cultivation is dominated by three major types: Arabica, Robusta, and Liberica. Among them, Arabica, with its outstanding aroma and flavor, accounts for over seventy percent of global production and is the core raw material for single-origin and specialty coffee. This article will systematically review the varietal characteristics, advantages and disadvantages, and sub-varieties of Arabica, and introduce one by one the cultivated varieties, processing methods, grading standards, and flavor profiles of representative producing countries such as Brazil, Colombia, Panama, Guatemala, Costa Rica, Jamaica, Ethiopia, Kenya, and Indonesia. It will also incorporate Front Street Coffee's sourcing experience and recommendations to help coffee enthusiasts build a complete framework for understanding origins. [more…]

When friends visit and are asked what coffee they'd like, many people reply, "I don't really know much about it—just make anything." This prompted us to come up with the idea of introducing the world's classic famous coffees. The first installment focuses on the representative of Brazil, the world's largest coffee-producing country—Brazil Santos Coffee. It comes from the state of São Paulo and is exported through the port of Santos, and with its No.2, 18-19 screen standard, it has become Brazil's highest-grade coffee. This article will analyze in detail its origin background, quality grading, flavor characteristics, and roasting suggestions, taking you through this classic choice that is mild and balanced, suitable for espresso and flavored coffee, and letting you feel its coffee charm that runs through Brazil's veins like samba. [more…]

For more specialty coffee knowledge, please follow: Front Street Coffee (Frontsteet Coffee) Kenya AA coffee has always been regarded as one of the best specialty coffees in the world. For some friends who are not very familiar with Kenyan coffee, Front Street is often asked what AA means. Besides [more…]

With the "rise" of acidic coffee in recent years, I believe everyone has heard of the Flower Queen coffee. Just hearing the name makes it sound extraordinary; its bright citrus and berry notes, along with its juicy, delightful sweet-and-sour taste, leave a lasting impression. This article will introduce you to Flower Queen coffee. Flower Queen rose to fame in 2017, when Ethiopian [more…]