Extraction Learn more about Extraction
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What are the signs of under-extraction and over-extraction in coffee? How to avoid over or under extraction in pour-over coffee
For more professional coffee knowledge and coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). A few days ago while chatting with friends, we discussed extraction
2025-06-08 extraction under over what difference pour-over when how perform adjustment -
Pour-Over Coffee Extraction Rate & Concentration: Solutions for Under-Extraction and Over-Extraction
For those learning pour-over coffee, understanding the relationship between extraction rate and concentration is essential. Grasping these two concepts will be extremely helpful for your future coffee brewing. First, we need to understand what extraction rate and concentration actually refer to! The extraction rate refers to the percentage of substances from coffee beans (grounds) that dissolve into water relative to the coffee beans themselves.
2022-06-07 pour-over coffee extraction rate concentration under-extraction over-extraction coffee brewing coffee parameters -
What Do Under-Extraction and Over-Extraction Taste Like in Pour-Over and Espresso Coffee? What is Over-Extraction?
While everyone's taste preferences may differ, there's a consensus on what tastes unpleasant in coffee. When coffee exhibits harsh, astringent, bitter, or burnt flavors that are generally undesirable, it's likely to be considered unpalatable. When these off-flavors appear in your cup
2024-01-03 coffee extraction under-extraction over-extraction pour-over coffee espresso coffee brewing -
Coffee Extraction Science | Espresso Coffee Bean Extraction Standard Brew Ratio SCA Golden Cup Extraction Theory
Professional coffee knowledge exchange for more coffee bean information please follow Coffee Workshop (WeChat public account cafe_style) Detailed steps of Espresso coffee extraction Common knowledge about espresso Many people ask about extraction-related matters, not clear about the meaning of 18% 22%, drew a picture to supplement
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How Important is Coffee Extraction Time? What's the Connection Between Espresso Grinding and Time?
Coffee extraction, as we commonly refer to it, is the process of using water as a medium to dissolve flavor compounds from coffee grounds. It's important to understand that this extraction process requires time - the longer the extraction time, the more substances are dissolved. However, not all compounds in coffee are meant to be extracted. Therefore, we need to...
2024-04-27 coffee extraction espresso brewing time grind size coffee science -
How to Grind and Brew Dark Roast Coffee Beans - Dark Roast Coffee Brewing Guide - Dark Roast Coffee Beans Price
Professional coffee knowledge exchange For more coffee bean information please follow Coffee Workshop (WeChat official account cafe_style) ● Dark Roast Coffee Beans Coffee Extraction Method Dark Roast Coffee refers to French or Italian roast coffee after the second crack during the roasting stage. This type of coffee is designed to enjoy intense bitterness, the sweetness that emerges from the bitterness, and a long-lasting aftertaste,
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What is Coffee Extraction? How to Identify Under-extracted and Over-extracted Flavors in Pour-over Coffee
Under-extraction and over-extraction
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Why is Espresso Extraction Pressure 9 Bar? How Does It Relate to Extraction Parameters and How to Adjust?
FrontStreet Coffee often says that once we understand the relationship between espresso extraction parameters, a delicious espresso is practically effortless (slight exaggeration). These extraction parameters include grind size, dose amount, brew ratio, and extraction time. But did you know? There's actually another parameter that's quite important as well
2024-01-30 espresso extraction pressure 9 bar coffee brewing espresso parameters -
Pour-Over Coffee Extraction Principles | Extraction Yield | Factors Affecting Pour-Over Extraction
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat public account: cafe_style). Control and balance the extraction of various components in roasted beans to brew coffee. Pour-over coffee is a process where flavor extraction and filtration occur simultaneously, centered around the position where water is poured. More water means more extraction. Freshly roasted coffee beans will produce
2018-08-11 pour-over coffee extraction principles affecting factors professional knowledge -
What's the Relationship Between Espresso Extraction Yield and Extraction Time? What is Pre-infusion in Espresso Extraction?
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat public account: cafe_style). FrontStreet Coffee briefly describes pre-infusion: The act of pre-wetting the coffee grounds inside the espresso machine before actually starting to extract the coffee. Some machines achieve this through the pump; the pump works for 1-2 seconds, then stops for 1-2 seconds, before starting again to continue.
2019-12-15 Espresso extraction yield time relationship pre-infusion meaning -
Espresso Extraction Time Parameters Espresso Extraction Pressure Adjustment Tutorial
Espresso extraction method begins: First, remove the portafilter from the espresso machine. (Two important points to note: First, keep the portafilter locked in the group head to maintain temperature - don't place it on the cup warmer or elsewhere, as a cold portafilter during brewing will lower the water temperature and affect the coffee's flavor. Second, ensure
2025-04-13 espresso extraction coffee method technique time pressure -
Espresso Coffee Bean Extraction _ How to Brew Espresso Coffee Beans _ Optimal Grind Settings for Espresso Coffee Beans
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). The essence of Italian-style coffee lies in the extraction of Espresso. While the extraction process may seem simple, lasting only about 30 seconds, without careful attention and precision, it becomes difficult to extract a qualified cup of Espresso. The essence of Espresso extraction lies in: time
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How to Enhance Sweetness in Pour-Over Coffee? What Does "High Concentration, Low Extraction" Mean? Understanding High Concentration, Low Extraction in Pour-Over Coffee
Although the sweetness in coffee doesn't entirely come from sugar content, this sweetness is sufficient to trigger the release of pleasant dopamine, which is why people always prioritize "sweetness" when pursuing coffee. In contrast, bitterness is the least appealing flavor, as it can make us resistant to this cup of coffee and difficult to swallow.
2024-09-29 pour-over coffee sweetness high concentration low extraction coffee brewing techniques -
What Exactly is Golden Cup Extraction in Coffee?
FrontStreet Coffee frequently mentions the term "Golden Cup Extraction" in our articles, which leads many friends to leave comments asking what this term actually means. The so-called Golden Cup Extraction refers to using a cup of coffee's concentration and extraction rate as reference to determine whether the coffee has been properly extracted
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How Should Coffee Extraction Time Be Calculated? Should Espresso Extraction Timing Start When the Coffee Machine is Activated or When Coffee Begins to Flow?
Whether it's espresso or pour-over coffee, timing questions often confuse some people. For example: When making pour-over coffee, should timing start before the bloom pour or after completing the water pour? Or when extracting espresso, should timing begin before pressing the extraction button or when coffee starts to flow?
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What is Coffee Over-Extraction? How to Judge Under-Extraction vs Over-Extraction and Their Effects on Coffee Flavor
Extraction: The process of extracting compounds from raw materials, such as drawing flavor compounds from coffee beans using hot water. Over-extraction occurs when coffee grounds remain in contact with hot water for too long, extracting undesirable compounds along with desirable ones, resulting in bitter, harsh flavors.
2023-04-01 what extraction under over coffee flavor effect impact -
Introduction to Golden Cup Extraction Rate Theory for Pour-Over Coffee | How to Calculate Pour-Over Coffee Extraction Rate Tutorial
For more professional coffee knowledge and coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). The Golden Cup Theory of Coffee: Calculating Extraction Rate for Pour-Over Method. Let's begin with practical application, starting with the calculation of extraction rate for pour-over method. Some might find it strange why we need to calculate differently for various brewing
2021-11-14 pour-over coffee Golden Cup theory extraction rate calculation what is professional knowledge -
Espresso Extraction Parameters Guide: How Much Coffee, Time, and Temperature for Perfect Espresso
Introduction Just like pour-over coffee, extraction parameters have a significant impact on the flavor expression of espresso. Especially with espresso, slight variations in the amount of coffee grounds used, extraction time, pressure, and other factors can amplify certain flavors in the espresso, potentially leading to excessive acidity, bitterness, or burnt notes... Therefore, understanding espresso extraction parameters is truly crucial
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What Does Under-extracted Coffee Taste Like? What Are the Characteristics of Over-extracted Coffee? How to Tell If Coffee Is Over-extracted or Under-extracted?
FrontStreet Coffee has found that many friends encounter this challenge when starting to learn coffee brewing: they discover that the coffee they brew doesn't taste good, but can't quite pinpoint exactly what's wrong with it. Logically speaking, if we want to brew a good cup of coffee, besides learning the underlying principles of brewing and mastering the correct extraction parameters...
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How to Calculate Coffee Strength and Extraction Rate? What Does Golden Cup Extraction Mean?
FrontStreet Coffee often references the concept of "Golden Cup Extraction" (GoldCupExtraction) in its articles. This is a result developed through research and investigation initiated by the Specialty Coffee Association of America (SCAA). It represents a "best" coffee extraction found by quantifying extraction rate and strength.
2025-02-22 coffee extraction golden cup brewing ratio coffee strength extraction yield SCAA