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The Impact of Blooming and Its Duration on Coffee Brewing (Part 1)
We've conducted numerous experiments sporadically in our shop, but never organized the results systematically. Over time, many of the theories and experimental findings we discovered have faded from memory. Therefore, FrontStreet Coffee's team decided to conduct rigorous experiments with minimized deviations, and organize the data and results to share with everyone, helping us remember better and allowing everyone to benefit together.
2015-06-11 blooming duration coffee brewing impact in-store experiments results -
The Impact of Blooming and Its Duration on Pour-Over Coffee (Part 2)
Last time, we used the Clever dripper to obtain objective data about blooming and its duration. We learned from sensory evaluation that as blooming time increases, acidity decreases while sweetness and viscosity are enhanced. The overall flavor profile gradually shifts toward the backend and becomes more complex. From the TDS and EXT readings, we observed that as blooming time lengthens, both TDS and EXT values show a downward trend. And I...
2015-07-01 blooming duration impact pour-over coffee extraction -
2019 Best Panama BOP Coffee Auction Results Released! Characteristics and Stories of Panama Coffee Beans
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat official account cafe_style ) Around 12:48 PM Beijing time on July 17th, the 2019 Best Panama Global Bidding concluded. The new 'king of bids' - Elida Estate's 'Anaerobic Slow Dried Natural Green Tip Geisha' (Elida Geisha Green Tip Natural ASD) - sold for a final price of 1029
2019-07-18 2019 Best Panama BOP Coffee Auction Results Released History -
Luckin Coffee Performance Fraud Analysis: Why Luckin Coffee Falsified Results
Professional coffee knowledge exchange for more coffee bean information please follow Coffee Workshop (WeChat official account cafe_style) FrontStreet Coffee - Luckin Coffee Fraud Analysis On April 2, Luckin Coffee self-exposed performance fraud, with its NASDAQ stock price plummeting by 76%. At this time, it was less than a year since Luckin listed on the US stock market. According to Luckin's statement, since the second quarter of 2019, the company
2020-04-09 Luckin coffee performance fraud incident analysis why professional knowledge -
Indonesia 2021 First Cup of Excellence Competition Results Announced
Originally, representative Indonesian coffees included Mandheling, Kopi Luwak, and Java coffee. These coffees were characterized by strong, heavy bitter notes. In 2021, Indonesia held its first Cup of Excellence (COE) competition. The Cup of Excellence is the most prestigious coffee auction, aimed at selecting the best annual entries from participating producers.
2022-01-28 Indonesia Cup of Excellence Coffee Competition Coffee Auction Specialty Coffee -
How to Distinguish Coffee Roast Levels? What are the Common Roast Levels and Their Respective Results
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat public account cafe_style) FrontStreet Coffee shares coffee roast levels. How to distinguish coffee roast levels? The standard roast level of the American Specialty Coffee Association (SCAA) This standard uses infrared caramelization measurement technology (Agtron) to measure the color of coffee beans to determine the coffee's roast level, and
2019-12-07 coffee roast level how distinguish common what respective result -
What is the Optimal Water Temperature for Coffee Extraction? The Impact of Water Temperature on Pour-Over Coffee is a Key Factor for Delicious Results
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat official account: cafe_style ) FrontStreet Coffee - Introduction to Pour-Over Coffee Water Temperature Requirements Whether it's espresso extraction or pour-over extraction, each has its required temperature range to follow. For pour-over coffee extraction, an important factor that cannot be overlooked before the water temperature is the roasting process. After the raw coffee beans are roasted,
2020-02-06 coffee extraction optimal water temperature impact delicious factors professional -
How to Freshly Roast Coffee Beans at Home_Coffee Bean Roasting Training and Teaching_Fresh Roasted Coffee Bean Brand Recommendations
Professional coffee knowledge exchange for more coffee bean information please follow Coffee Workshop (WeChat official account cafe_style) Even without a professional roaster you can easily and simply freshly roast coffee beans at home. Although the quality may not be as uniform as beans roasted by commercial roasters and the flavor is more difficult to adjust the advantage is being able to observe the roasting process and taste what you personally
2018-09-07 how to at home fresh roast coffee beans roasting training teaching brand recommendations -
Flavor Profile of Yunnan Coffee Beans_Research Report on Yunnan Coffee Bean Flavors_How is Yunnan Arabica Coffee
Professional coffee knowledge exchange For more coffee bean information please follow Coffee Workshop (WeChat public account: cafe_style) Thanks to Professor Qiao from Shenzhen Polytechnic for recommending an article from the Chinese Journal of Tropical Crops regarding a research report on Yunnan coffee bean flavors. After reading this article, we found it very interesting and are sharing the core ideas with everyone. ●This report focuses on four regions in Yunnan
2018-09-12 Yunnan coffee beans flavor profile research report Arabica coffee how is -
How to Brew Coffee Without a Coffee Machine? Simple Coffee Brewing Methods Allow You to Make Coffee from Coffee Beans!
Professional coffee knowledge exchange For more coffee bean information please follow Coffee Workshop (WeChat official account cafe_style) How to use coffee beans? Four devices that can brew good coffee without a coffee machine to understand? Percolator Using a percolator to brew coffee is convenient and time-saving, low-tech equipment produces excellent results. Percolators are composed of simple components, including a plastic
2018-07-29 without coffee machine how coffee simple brewing can use coffee beans -
Espresso Water-to-Coffee Ratio: Characteristics and Golden Ratio Extraction Methods
Espresso Water-to-Coffee Ratio - To master the espresso extraction golden ratio, you can use a consistent coffee dose (18g as an example) in your practice and experiment with different total coffee weights. Then compare the differences in texture, clarity, and body across various ratios. You need to decide based on personal preference
2025-02-02 Espresso Concentrated Water Coffee Golden Extraction -
What is the Ideal Water Temperature for Brewing Coffee|How to Master Coffee Water Temperature for Consistent Results
For professional coffee knowledge and more coffee bean information, please follow Coffee Workshop (WeChat public account: cafe_style). Theoretically speaking, during the entire brewing and extraction process, the hot water temperature in contact with coffee grounds should be maintained between 91-94°C, which is considered the optimal extraction temperature range. The 91-94°C temperature zone
2025-06-21 coffee water temperature brewing ideal master consistent professional -
How Should Coffee Be Stored for Best Results? What Are the Common Types of Coffee Packaging on the Market?
For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). Many friends often feel confused about how to store coffee beans properly. What should you do when you can't finish all the beans? Should you refrigerate them? Use sealed jars? Vacuum bags? We generally recommend using sealed bags at room temperature, which is basically sufficient. Normally, freshly roasted coffee...
2019-12-19 coffee storage best practices packaging types preservation methods professional coffee knowledge -
Starbucks Issues Apology Statement, Admits Formaldehyde in Peripheral Product
According to a July 22 report by Yonhap News Agency, an anonymous user claiming to be an employee of FITI Testing & Research Institute (a comprehensive inspection organization for clothing, consumer goods, environment, and biological fields) posted on social media that they were testing a Summer Carry Bag, a promotional gift from Starbucks Korea's summer campaign.
2022-07-29 Starbucks apology formaldehyde product safety Summer Carry Bag -
A Comparative Study of Conical Drippers on Coffee Brewing Effects
(Top left: KONO, top right: UN caf, bottom left: harioV60-01, bottom right: Keycoffee diamond pattern dripper) I've always wanted to carefully compare the differences between various drippers. Originally, we planned to compare all drippers, but considering the significant differences, placing them under the same brewing conditions would be somewhat forced. Therefore, we finally decided to compare drippers with the same conical shape. The operation procedure for this experiment
2015-08-18 conical dripper coffee brewing effects comparison study KONO UN caf harioV60-01 Keycoffee diamond pattern dripper -
Is the Cold Brew Coffee Ratio 1:10 or 1:15? What's the Best Amount of Coffee Grounds and Water for Cold Brew?
The essence of cold brew coffee refers to how small molecular compounds, which tend to be aromatic and acidic, are more easily released into cold water under low-temperature conditions. This results in coffee with a lighter mouthfeel, predominantly showing sweet and sour notes. Additionally, since it's not limited by equipment or venue, cold brew can be considered an accessible coffee option that anyone can make at home with just raw
2025-06-20 cold brew coffee ratio coffee grounds to water ratio cold brew recipe coffee extraction methods -
How Does Pouring Speed During Pour-Over Coffee Brewing Affect Flavor?
In pour-over coffee brewing, besides objective parameters like coffee grind size, water temperature, coffee-to-water ratio, and extraction time, the brewing technique plays a significant role in determining the final taste. For example, variations in the number of pour stages, water volume per stage, and pouring height all contribute to the flavor profile of your pour-over coffee.
2022-08-05 pour-over coffee brewing technique pouring speed coffee flavor extraction methods -
Will Coffee Be Under-Extracted if Blooming for Too Long? What is the Purpose of Coffee Blooming? How Long Should Hand-Pour Coffee Bloom? How Much Hot Water Should Be Used for Blooming? Must Coffee Blooming Be 30 Seconds?
Recently, a friend came across a post online: "If the blooming time is too long, it's easy to brew under-extracted coffee." Obviously, this statement contradicts our long-standing understanding of blooming. As is well known, the purpose of blooming is to release carbon dioxide from the coffee grounds, allowing us to more easily extract the coffee
2025-10-06 coffee blooming coffee extraction hand-pour coffee brewing technique coffee grounds -
What is the Stronger Coffee-to-Water Ratio for Pour-over Coffee and How Long Does it Take to Extract a Cup?
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat official account cafe_style) FrontStreet Coffee - Introduction to Pour-over Coffee Ratio and Time In coffee brewing, the coffee-to-water ratio refers to how many grams of coffee grounds are used compared to how many grams (or milliliters) of brewing water. 1000ml of water weighs 1000g, so in actual brewing operations, we use an electronic scale for measurement
2020-02-01 pour-over coffee stronger coffee-to-water ratio how much extraction a cup brewing time professional -
The Three Main Processing Methods of Coffee Beans - Characteristics of Major Coffee Bean Processing Methods
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). FrontStreet Coffee - Coffee Processing Method Introduction. Coffee Processing - COFFEE PROCESSING. Coffee beans are the fruit of the coffee tree, which belongs to the Rubiaceae family as a perennial evergreen shrub or small tree. Coffee processing refers to the long and complex journey from coffee cherry picking to the raw green beans.
2020-02-23 coffee beans main processing methods three types major characteristics introduction