For more specialty coffee knowledge, please follow our WeChat official account: FrontStreet Coffee. As soon as summer arrives, cold brew coffee becomes the hottest topic of conversation among coffee lovers, with everyone sharing their tips for making cold brew. Why has cold brew coffee become so popular in recent years? [more…]

Cold brew coffee is usually made by soaking coffee grounds in room-temperature water and then refrigerating to extract, but what difference does it make to use ice water? Through comparative experiments, this article analyzes in detail the differences between ice water and room-temperature water cold brew in flavor and extraction efficiency, and shares Front Street Coffee's bean recommendations and specific brewing parameters. Whether you are after a juicy feel or a rich, full-bodied taste, you can find a cold brew method that suits you. [more…]

Cold brew coffee has always been known for its long, low-temperature steeping, often requiring 5 to 24 hours when made with room-temperature water. To shorten the wait, some people have tried steeping coffee grounds in warm water. This article explores the differences between cold-water and warm-water extraction, the reasons why cold brew has lower acidity, and a warm-water cold brew comparison test using Front Street Coffee's Elida Catuai. It records the sensory differences between 3 hours in 45℃ warm water and 7 hours in room-temperature water, and offers bean selection advice and practical tips for warm-water cold brew. [more…]

On a hot summer day, cold brew coffee always sparks lively discussion among coffee lovers. It requires no complicated equipment—just prolonged contact between cold water and coffee grounds—to deliver an iced coffee experience with a prominent aroma and a rich, smooth mouthfeel. This article will systematically explain the definition of cold brew coffee, the differences between room-temperature and low-temperature steeping, the choice of coffee beans suitable for making it, and Front Street Coffee's recommended 1:10 coffee-to-water ratio, grind size, and specific step-by-step instructions. It will also cover when to drink cold brew coffee and how long it keeps, helping you easily make a satisfying glass of cold brew at home. [more…]

On a hot summer day, cold brew coffee always sparks lively discussion among coffee lovers. It requires no professional equipment—just a simple encounter between ice water and coffee grounds—yet it delivers a rich, full-bodied taste. Unlike regular iced coffee, cold brew uses a long, low-temperature steeping process that allows flavors to release slowly, resulting in a more balanced mix of acidity, sweetness, bitterness, and aroma. In this article, Front Street Coffee will systematically explain the extraction principles of cold brew coffee, the differences between room-temperature and low-temperature steeping, suitable coffee bean choices, and specific coffee-to-water ratios, grind sizes, and preparation steps to help you easily make a cup of cold brew coffee that is aromatic and smooth. [more…]

Cold brew coffee is usually made by soaking ground coffee in room-temperature water and then refrigerating it to extract, but if you replace the water with ice water, will the final cup taste better or worse? At Front Street, we made two batches of cold brew using room-temperature water and ice water respectively, comparing everything from grind size and coffee-to-water ratio to the actual flavor. The result showed that the ice water cold brew yielded less liquid, yet presented a clear sweetness reminiscent of grapes, pineapple, and oranges, with almost no bitterness. This article fully documents the parameters and steps of both methods and explains how temperature affects extraction efficiency and the release of flavor compounds, helping you find a cold brew solution that suits you. [more…]

For more specialty coffee knowledge, please follow the WeChat official account: Front Street Coffee (FrontStreet Coffee). As soon as summer arrives, cold brew coffee becomes the most frequently discussed topic among coffee enthusiasts, with everyone sharing their experiences in making cold brew coffee. Why has cold brew coffee become so popular in recent years? [more…]

Cold brew coffee usually requires 8 to 12 hours of low-temperature slow extraction, but what if you want to drink it the same day? Raising the water temperature can speed up extraction, but if you use hot water directly, it becomes hot brew, and the floral and fruity aromas and low bitterness unique to cold brew will also disappear. Front Street compared three methods through experiments: conventional 23°C cold water extraction for 10 hours, 40°C warm water extraction for 4 hours, and 92°C hot water blooming followed by room-temperature water extraction for 4 hours. The beans used were Colombia · Hanami, with full berry acidity, floral notes, and pink pepper flavors. The results showed that the 40°C warm water rapid cold brew was closest to the performance of conventional cold brew, with both a fermented feel and clearly presented flavors, making it suitable for friends who want to drink cold brew quickly. [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. Under the scorching weather [more…]

Cold brew coffee has always been made by steeping at low temperatures throughout, but if you first bloom the coffee grounds with hot water before steeping, will the final product taste better? Front Street conducted a controlled experiment using Sidamo Huakui 8.0: aside from the water temperature treatment, the two pots of cold brew had completely identical parameters—one was mixed directly with room-temperature water and refrigerated, while the other was first bloomed with 92°C hot water for 30 seconds before room-temperature water was added. After 8 hours, filtering and tasting revealed that the two had similar flavor directions, but the bloomed version had a higher concentration. The article then explains that the real source of this difference is not the blooming action itself, but the hot water and parameter changes introduced to accomplish the blooming, and, combined with the principle of degassing during blooming in pour-over brewing, explains its applicability in the cold brew scenario. [more…]

For more professional coffee knowledge and more coffee bean information, please follow Front Street Coffee (FrontStreet Coffee). As handsome guys and pretty girls living in cities like furnaces, cold drinks are a must-have in the fridge. Cold brew coffee can satisfy both the handsome guys' and pretty girls' craving for cold drinks and their desire for coffee. [more…]

I wonder if any of you have ever ordered an "iced Americano without ice" at a coffee shop. If you have, then Front Street believes you were most likely puzzled by the coffee that was served. Why? Because the iced Americano without ice made by the vast majority of coffee shops differs somewhat from what you'd imagine. Regarding iced Americano without ice, what you'd imagine is [more…]

Before writing this article, Front Street asked several coffee professionals/enthusiasts: "Under normal circumstances, when making cold brew coffee, if you use the same water, coffee beans, amount of coffee grounds, brewing container, and brewing time, how would you increase the extraction concentration of the coffee?" I believe everyone, like the interviewees, would [more…]

To enjoy a cup of cold brew coffee with outstanding sweetness at home, you actually don't need expensive equipment. Using 50 grams of coffee grounds as a baseline, Front Street Coffee shares the complete parameters from grind size and coffee-to-water ratio to refrigeration extraction time. Even more worth trying is using 40°C warm water instead of room-temperature water to make cold brew coffee—by relying on molecular thermal motion to accelerate the release of sweet and sour compounds, then transferring it to a low-temperature environment to inhibit the extraction of bitterness, you can get a full-bodied berry juice sensation and caramel sweetness in just 4 to 5 hours. This article records in detail the steps for warm-water cold brew, flavor comparisons, and storage suggestions, making it a useful reference for every enthusiast who enjoys refreshing cold coffee. [more…]

Cold brew coffee, with its smooth and mellow flavor, has become increasingly favored by coffee enthusiasts in recent years. Unlike hot water brewing, cold brew uses room-temperature water mixed with coffee grounds and undergoes a long, low-temperature extraction, releasing fewer acidic compounds and bitter components, resulting in a more balanced overall taste. So how do you make a delicious cup of cold brew? From the grinding parameters for Front Street Coffee's Costa Rica Mozart coffee beans, to the coffee-to-water ratio, refrigeration time, and the optimal drinking window under different extraction methods, this article will break it all down for you one by one. [more…]

Ice drip coffee and cold brew coffee are often confused with each other—what exactly is the difference between the two? This article provides a comprehensive breakdown of the differences between ice-brewed coffee and cold brew coffee, covering extraction principles, equipment selection, brewing steps, and coffee bean recommendations. It details how beans such as Front Street Strawberry Candy, Huakui, and Flower Butterfly perform in ice drip brewing, and includes a complete ice drip procedure along with storage suggestions. Whether you prefer floral notes or fermented wine-like aromas, you'll find an iced coffee solution that suits you, while also learning about the respective flavor windows and storage key points for ice drip and cold brew. [more…]

As one of the representatives of iced coffee, cold brew is usually made with room-temperature water (around 20–30°C), but because the extraction efficiency is low, a long steeping time is needed to extract more flavor compounds, so as to highlight the coffee's sweetness and body. Experienced friends know that making a pot (cup) of cold brew quickly [more…]

It sounds like a cliché, but this summer really is scorching hot! There are many ways to beat the blazing summer heat, and in the coffee world, the best solution is of course the wildly popular cold brew coffee of recent years. If you also want to easily make authentic and delicious cold brew coffee at home, then please follow Front Street Coffee and learn well. [more…]

On a scorching summer day, a glass of refreshing cold brew coffee is a favorite among many coffee lovers. Compared with iced pour-over, cold drip, or iced Americano, cold brew has a lower barrier to entry and can be easily made at home. This article starts with the extraction principles of cold brew, explains why light-to-medium roast coffee beans are more suitable for cold water immersion, and recommends a variety of Front Street Coffee beans, covering different flavor directions such as floral, berry, citrus, and creamy. It then breaks down in detail the coffee-to-water ratio, grind size, steeping time, and filtration steps, and answers common questions such as whether extraction can be done at room temperature and how long it can be stored refrigerated, so you can consistently make clean, full-bodied iced coffee at home. [more…]

Many people assume that hot coffee is more effective at boosting alertness than iced coffee, but what really affects alertness is the caffeine content of the coffee beans themselves and how much of it is extracted during brewing. With the same beans, the longer the extraction time, the more caffeine is released, so when you need a quick pick-me-up, cold brew or pour-over drip are both viable options. Americano is currently the most popular coffee drink, and iced Americano accounts for the vast majority of those, but hot Americano performs better in aroma, flavor fullness, and body. Front Street Coffee used its Warm Sun blend to compare hot, room-temperature, and iced Americanos, and found that hot Americano had the best aroma, while iced Americano was more refreshing and smooth. This article, from the perspectives of the science of alertness, flavor differences, and brewing suggestions, helps you find the cup that suits you best. [more…]