The content of defective beans directly affects coffee quality and grade classification. Taking Brazil as an example, the local system uses a "deduction method," grading based on the number of defective beans per 300 grams of main beans. In addition, coffee usually requires hand sorting during processing, and only by fully mastering the types and characteristics of defective beans can they be effectively removed. So exactly how many types of defective beans are there? This article will use illustrated explanations to introduce ten common defective beans one by one, including shell beans, stones, moldy beans, fermented beans, dead beans, immature beans, shell beans, insect-damaged beans, black beans, and cocoa beans, explaining their causes, appearance characteristics, and negative effects on coffee flavor, laying the foundation for subsequent learning about defective bean selection. [more…]

When you stand in front of the counter at a coffee shop, looking at the dazzling array of coffee products, such as the common latte, cappuccino, or macchiato, do you ever feel a bit confused? This time, Front Street Coffee has specially compiled an overview of espresso coffee types, so that besides being able to [more…]

The advent of coffee machines has made people's lives more convenient. Through word of mouth and mutual recommendations, coffee machines can now be found in homes, offices, and commercial settings, and their functions, styles, and brewing methods have been continuously improved and evolved. From the birth of the world's first coffee machine in 1818, to [more…]

Espresso is a must-have beverage in every café. Many people's first impression of espresso is that it's unbearably bitter. In fact, espresso isn't limited to such bitter shots. If you want an espresso that isn't bitter and suits your taste, the first thing you need to understand is the different types of espresso. Front Street Cof [more…]

The world of coffee is rich and diverse, with different origins and roasting methods creating distinctive flavor experiences. This article systematically reviews 12 common types of coffee, from the elegant delicacy of Jamaican Blue Mountain to the rich mellowness of Indonesian Mandheling, from the chocolate notes of Yemeni Mocha to the unique flavor of Hawaiian Kona, analyzing one by one their taste characteristics, origin background, and best ways to drink them. Whether you prefer light and smooth or rich and strong, you can find your ideal choice in this coffee map. Front Street Coffee takes you deep into the personality and charm of each type of coffee. [more…]

The choice of origin for cold brew coffee determines whether the cup leans toward fresh fruit juice or rich cocoa. The long-steep cold water extraction method makes origin flavors express themselves differently than in hot brewing, and some origins perform better in cold brew. For fruity cold brew, Ethiopian origins are a good choice. Huakui natural beans made as cold brew, hot [more…]

For coffee enthusiasts, understanding the difference between single-origin coffee and blended coffee is an important step in exploring the world of coffee. Single-origin coffee centers on beans from a single origin, emphasizing the unique character of regional flavors; blended coffee, through the skillful blending of multiple beans, pursues balance and complexity in taste. This article systematically sorts out the definitions, representative types, blending ratios, and flavor characteristics of the two, from Blue Mountain and Colombia to Mandheling, from cappuccino to mocha, helping readers comprehensively master knowledge of coffee classification. At the same time, the article also specially recommends related products from Front Street Coffee, providing professional reference for your coffee purchases. [more…]

For more specialty coffee knowledge, please follow: Front Street Coffee (Frontsteet Coffee). Espresso is a must-have beverage in every café. Many people's first impression of espresso is that it's just bitterly awful, but in fact Italian coffee isn't limited to such bitter espresso. If you want to drink something not bitter [more…]

When we often order at coffee shops, many baristas will recommend, "Would you like to try our SOE?" Some customers who come to Front Street Coffee also proactively ask whether there is SOE coffee. The so-called "SOE" is Single Origin Espresso, referring to the use of [more…]

For more specialty coffee knowledge, please follow our WeChat official account: Front Street Coffee (FrontStreet Coffee). The four common types of iced coffee we often see are iced Americano, iced pour-over, cold brew, and iced drip coffee. Some friends may not be very familiar with these four types of iced coffee, so Front Street will try to start from a few [more…]

Drip coffee bags use drip filtration, and their design was inspired by teabags with strings. The inventor wanted to simulate pour-over drip coffee by pre-portioning ground coffee into non-woven filter bags, with paper tabs on both sides that allow the bag to hang suspended in the center of the cup. Because the coffee is pre-ground and there is also a lack of various brewing accessories, [more…]

Espresso is the soul drink of coffee shops around the world; classics such as Americano, latte, and cappuccino are all built on it. But espresso itself is far from being just one form—based on the extraction method and the coffee-to-liquid ratio, it can be divided into three types: Ristretto, Normale, and Lungo. From the perspective of Front Street Coffee, this article first sorts out the etymology and meaning of Espresso and the evolution of the Italian coffee machine, then breaks down one by one the specific parameters and flavor differences of the three espresso extraction schemes. It also explains the formation principle of crema, the tasting steps, and Front Street's actual practices in blend bean selection and serving, helping coffee lovers fully understand the flavor logic of espresso. [more…]

For more specialty coffee knowledge, please follow: Front Street Coffee (Frontsteet Coffee) Italian espresso, also called Espresso, uses steam pressure to force scalding hot water through ground coffee, brewing a small, strong, and aromatic cup of pure black coffee topped with golden crema. [more…]

Pour-over generally uses single-origin coffee beans, but with so many kinds available on the market, how do we quickly choose the one that suits us? The simplest method is to start from the coffee's flavor. Friends who don't like bitterness can prioritize medium-light roasted coffee beans: 1. Fresh floral: Front Street Coffee Rwanda Red Bourbon — berries, floral [more…]

For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). For more specialty coffee beans, please add our private WeChat: Front Street Coffee (FrontStreet Coffee), WeChat ID: qjcoffeex. When you stand in a coffee shop [more…]

Don't be nervous if you're visiting a coffee shop for the first time~ Currently, there are 10 common types of coffee in coffee shops on the market: espresso, SOE coffee, Americano, latte, flat white, cappuccino, pour-over coffee, cold brew coffee, Dirty, and specialty coffee. The vast majority of these coffees are made with Arabica beans. [more…]

For more specialty coffee knowledge, please follow: Front Street Coffee (Frontsteet Coffee). Some people drink coffee and only taste a "coffee" flavor, while others after just a couple of sips can casually say whether it's a nutty or floral coffee, and can even determine the coffee bean's origin and harvest season, leaving those around them [more…]

For more specialty coffee knowledge, please follow: Front Street Coffee (Frontsteet Coffee) Americano is made by diluting espresso with water, typically using dark-roasted Italian-style coffee beans. The Americano beans crafted by Front Street are a blend of single-origin beans from two different regions, which [more…]

(Comparison of Arabica and Robusta) Generally speaking, Arabica is mainly used for the currently popular single-origin/specialty coffees, while Robusta is mostly used for instant coffee. This is not to say that Robusta is necessarily inferior to Arabica; it simply reflects the main uses of the two coffee varieties in the market. However, no [more…]

For more specialty coffee knowledge, please follow the WeChat public account: FrontStreet Coffee. Coffee is now gradually becoming more widespread, and more and more consumers are beginning to learn about coffee. On the one hand, industry giants still maintain their leading position, while on the other hand, independent niche coffee shops are also [more…]