Thursday, September 17 2026

Espresso Coffee Introductory Guide | What Is the Difference Between Americano and Espresso? How Can Beginners Make Iced Americano at Home?

For more specialty coffee knowledge, please follow our WeChat official account: Front Street Coffee (FrontStreet Coffee). Americano is the most popular coffee in coffee shops apart from milk coffee. If milk coffee lovers are mostly women, then Americano can be considered a very neu- [more…]

Complete Guide to Kenya PB Round Beans: From SL28 and SL34 Varieties to the K72 Washed Process

Although Kenya is not the birthplace of coffee, its high altitude, large day-night temperature difference, and phosphorus-rich soil give rise to coffee beans with a distinct flavor. This article will guide you through Kenya's coffee-growing geography, the origins of the SL28 and SL34 varieties, the AA and AB grade classifications, and exactly what the unique PB round beans are. At the same time, we will also introduce the Kenya 72-hour washed processing method (K72) recommended by Front Street Coffee, and how to brew a cup of Kenyan coffee with bright acidity and rich layers using the pour-over method. [more…]

An Introduction to Green Coffee Bean Grades | A Comparison of Coffee Bean Characteristics, Flavor, and Taste Across National Green Coffee Bean Grading Systems: G1, G2, AA, PB, SHB

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…]

Coffee Roast Levels | What Determines Coffee Bean Roast Degree and How Does It Affect Coffee Flavor? What's the Difference Between Dark, Medium, and Light Roasted Coffee Beans?

60% of coffee's flavor comes from green beans, 30% from roasting, and 10% from brewing. It's clear that many factors influence coffee flavor. So, as a roaster, how do you decide the roast level of coffee beans? Today Front Street will talk about determining the roasting style. There are two points to keep in mind—cof [more…]

From Nairobi to Addis Ababa: Ritual, Flavor, and Slow Time in African Coffee Culture

The African continent has a deep connection with coffee, from the JAVA Coffee House in Nairobi, Kenya, to the traditional coffee ceremonies of Ethiopia—every cup carries a unique regional flavor and human story. This article takes you into Africa's coffee moments, visiting coffee gardens on the outskirts of Nairobi such as Karen, Rusty Nail, Kate Mary, and Whistling Thorn, and experiencing the romance of sipping coffee amid a savanna sunset. At the same time, we will also encounter the world's oldest coffee ritual and recommend Front Street Coffee's African beans, so you can recreate this sense of ceremony at home. [more…]

Starbucks Coffee Full-Series Tasting Guide: Flavor and Price Analysis from Classic Espresso to Creative Specialty Drinks

As a globally renowned coffee chain brand, Starbucks offers a dazzling array of drinks on its menu, from classic espresso to creatively crafted specialty beverages, each carrying its own unique coffee culture. This article will systematically outline the complete range of Starbucks coffee types, covering classics such as cappuccino, latte, Americano, mocha, and caramel macchiato, as well as the iced drink series and creative products like Frappuccino, while also detailing the general price ranges for each size. In addition, the article delves into the roasting origins of Starbucks coffee beans, the Italian roots of its size terminology, and the personalized options customers can customize, providing coffee enthusiasts with a comprehensive and practical ordering reference. [more…]

A Comprehensive Interpretation of the Origin Grading System and Flavor Characteristics of Jamaican Blue Mountain Coffee Beans

Blue Mountain Coffee is widely recognized as one of the world's top coffees, a status inseparable from its exceptional natural conditions and the Jamaican government's almost stringent industry regulation. The Blue Mountain range lies in eastern Jamaica, where the azure waters of the Caribbean Sea reflect off the peaks, giving the region its name. Its highest peak rises 2,256 meters above sea level, with a cool, foggy climate, abundant rainfall, and fertile volcanic soil providing an ideal growing environment for coffee. In the mid-20th century, due to inconsistent export quality, Canada once refused to accept Blue Mountain Coffee, prompting Jamaica to establish the Coffee Industry Board (CIB) in 1948, building a strict quality standard and certification system. Blue Mountain Coffee is classified by screen size into No.1 through No.3 and Peaberry grades. The government has also designated specific cultivation areas and processing plants, with dedicated supervision from harvesting, fermentation, and drying to barrel packaging. This article will systematically outline the classification, grade standards, and unique craftsmanship of Blue Mountain Coffee, offering you a comprehensive understanding of this legendary coffee. [more…]

Blue Mountain Coffee Bean Grades | Is Authentic Blue Mountain No.1 Coffee Bean Expensive? Jamaican Blue Mountain Coffee Flavor, Taste Characteristics, Grind Size, Water Temperature Parameters

For a long time, many media outlets have been perpetuating the claim that there is no genuine Blue Mountain coffee in China, but in fact, this situation began to change in 2010. Blue Mountain coffee has a mellow taste and is a very standard cup of black coffee, and because it is produced in small quantities, it is called the king of coffee. At one point, it was quite difficult to buy domestically, which is true, and [more…]

A Complete Guide to Sumatran Mandheling Coffee: Origin Characteristics, Flavor Profile, and the Origins of Wet-Hulling Processing

Mandheling is one of the most recognizable single-origin coffees in the coffee world. It comes from the island of Sumatra in Indonesia and is known for its rich, robust body and distinctive herbal, earthy aromas. This article will give you a comprehensive understanding of Mandheling's growing regions, flavor characteristics, origin of its name, processing methods, and grading system—from the difference between Lintong and Mandheling, to the differences between Golden Mandheling and Aged Mandheling, and to the unique aspects of the wet-hulled process, all laid out one by one. Whether you are a beginner just getting into single-origin coffee or a seasoned drinker looking for a rich everyday brew, this in-depth introduction to Sumatra Mandheling is worth reading. Front Street Coffee will also recommend Mandheling flavor options worth trying. [more…]

The Origin of Blue Mountain Coffee | What Grade Is Jamaica Blue Mountain No. 1 Coffee? What Are the Flavor and Taste Characteristics of Blue Mountain Coffee? How to Tell Real Blue Mountain Coffee from Fake?

There are two kinds of Blue Mountain coffee on the market, and it's easy to buy the wrong one by mistake. One is Blue Mountain flavor, which refers to beans roasted from coffee beans of other regions; these are labeled as Blue Mountain flavor coffee. The other kind, Blue Mountain coffee, refers to coffee produced in the Blue Mountain region of Jamaica, and when we refer to Blue Mountain coffee, we mean [more…]

咖啡豆公母豆说法从何而来?PB圆豆的形成特点与风味迷思解析

常听人说去印尼旅行带回了稀有的“公豆”咖啡,价格不菲还据说特别好喝。但咖啡豆真的分公母吗?所谓公豆其实就是Peaberry,中文也叫圆豆,它和常见的平豆只是生长形态不同,并非性别差异。圆豆的形成与病虫害、干旱、营养不良或树枝末梢生长环境有关,植物学上甚至被归为瑕疵豆。有人认为圆豆醇厚香甜,也有人视其为无商业价值的副产品。本文带你厘清公豆、母豆和PB的真实含义,并介绍市面上常见的圆豆咖啡,包括前街夏威夷可那圆豆、前街坦桑尼亚圆豆和前街牙买加正蓝山咖啡圆豆。 [more…]

咖啡豆公母之分是真的吗?PB圆豆概念、成因与价格差异解析

很多刚接触咖啡的朋友都听过“公豆”“母豆”的说法,甚至有人以为咖啡树也分公母。其实咖啡花是雌雄同体的植物,咖啡豆本身并无性别之分。所谓“公豆”,英文原词是Peaberry,缩写PB,中文更准确的叫法是“圆豆”。它属于一种特殊生长形态,通常一颗果实里只含一粒椭圆形的种子,而正常豆则有两粒半椭圆形的种子。圆豆的形成与病虫害、干旱、营养不足或枝梢生长环境有关,产量稀少,常被赋予更甜、更醇厚的期待,价格也往往更高。本文将系统梳理公豆与母豆的概念误区、圆豆的成因、风味争议,以及夏威夷可那、坦桑尼亚、牙买加正蓝山等知名圆豆的市场现象,帮助你看清PB的真正含义。 [more…]

Coffee Bean Names and Their Meanings | How Are Green Coffee Beans Named? Which Coffee-Producing Regions Do Yirgacheffe, Bourbon, Geisha, and Mandheling Come From?

Years ago, coffees were named quite simply, mostly just after the region where the producer was located. For example, coffee from Yirgacheffe was called Yirgacheffe coffee, coffee from Honduras was called Honduras coffee, coffee from Brazil was called Brazil coffee... But [more…]