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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...
2025-09-04 under-extracted coffee over-extracted coffee coffee extraction coffee brewing coffee flavors -
Can You Rebrew Under-Extracted Coffee? How to Fix Under-Extraction in Pour-Over and French Press?
Insufficient water temperature, overly coarse grinds, or too short extraction time can all lead to under-extraction in coffee brewing, resulting in tasteless, thin-bodied coffee. This happens not just to beginners, but even experienced coffee connoisseurs who have been in the coffee scene for years can sometimes encounter these extraction challenges.
2025-03-15 coffee brewing under-extraction pour-over coffee French press coffee extraction coffee troubleshooting -
What are the signs of under-extracted coffee? What causes coffee to taste sharp and sour? Why is my pour-over coffee too acidic?
Preface: In the previous article, FrontStreet Coffee explained the flavor characteristics of over-extracted coffee. In this installment of Barista Training Guide, we continue to discuss the flavor profile of under-extracted coffee! What is under-extraction? According to SCA Golden Cup extraction theory, 18-22% of water-soluble substances in coffee contribute to good flavor. Therefore, when brewing coffee, we should maintain an extraction rate between 18-22%
2021-03-13 coffee extraction under what signs sharp sour causes pour-over too acidic -
How to Distinguish Under-Extraction and Over-Extraction in Coffee? What Are the Signs of Over-Extracted Coffee? Why Does Coffee Lack Aftertaste?
Whether you're making espresso or pour-over coffee, learning to judge the degree of coffee extraction is absolutely essential for brewing a delicious cup. Only when you understand what makes a coffee taste good or bad can you apply appropriate adjustments to create an even more flavorful, delicious coffee.
2024-06-23 coffee extraction under-extraction over-extraction coffee brewing aftertaste FrontStreet Coffee -
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 -
What is Coffee Extraction? How to Identify Under-extracted and Over-extracted Flavors in Pour-over Coffee
Under-extraction and over-extraction
2021-09-13 what coffee extraction how identify pour-over under over extracted flavor -
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 -
Hand Brew Theory: What Factors Cause Over-Extraction and Under-Extraction in Coffee?
When it comes to brewing coffee, everyone should share the same goal: how to make it taste good. Although people's definitions of "good taste" may vary, as long as we ensure it's neither over-extracted nor significantly under-extracted, we naturally know it's a decent cup of coffee. For this reason, understanding
2024-11-14 hand brew coffee extraction over-extraction under-extraction coffee theory brewing factors -
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 Causes Coffee Over-Extraction and Under-Extraction: Understanding Coffee Extraction
Defining what makes a cup of coffee good may vary according to each person's taste preferences. Some love floral notes, others prefer fruity undertones, while some favor dark chocolate and nutty flavors. However, when it comes to undesirable flavors, most people can reach consensus, such as dry, astringent acidity, burnt bitterness, or mixed woody tastes. In the world of pour-over specialty coffee
2023-07-19 coffee extraction over-extraction under-extraction coffee brewing coffee flavors -
Can You Re-brew Under-extracted Pour-Over Coffee? Four Key Parameters for Perfect Pour-Over!
Pour-over coffee has become part of most people's daily routine, whether at home or in the office. Whenever there's a moment to spare, coffee enthusiasts will brew a pot. However, frequent brewing inevitably leads to occasional mishaps, with coffee that's too strong or too weak being common "culprits" of these brewing disasters.
2024-04-04 pour over coffee under-extracted coffee coffee brewing coffee extraction coffee parameters -
How to Identify Under-Extracted Pour-Over Coffee? What Happens with Over-Extraction and Perfect Extraction
When it comes to coffee extraction, do you know how coffee flavors differ at various extraction stages? FrontStreet Coffee often mentions how different coffee flavors are extracted in sequence—first fruity acidity, followed by sweet nutty notes, and finally rich bitter chocolate flavors. When extraction goes too far, it becomes bitter.
2021-08-08 how identify pour-over coffee extraction under over perfect what -
Why is My Brewed Coffee So Weak? What Causes Under-extraction in Pour-over Coffee? Does the Coffee-to-Water Ratio Affect Coffee Strength?
Weak! Weak! Weak! Weak! Weak! Attention! That's not a frog croaking, but rather the exclamation from someone who has just tasted a coffee as weak as water. Of course, FrontStreet Coffee doesn't rule out the possibility that this might be some single person's reaction. Coffee that tastes either too strong or too weak is a very common phenomenon, not just for beginners who are just starting out.
2024-07-02 weak coffee under-extraction pour-over coffee coffee strength coffee-to-water ratio brewing problems -
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 -
How to Judge Coffee Extraction Through Tasting: An Introduction to Hand-Pour Coffee Brewing Flavor Sensory Description
If you want to learn how to brew coffee, you must first learn how to taste coffee. Of course, "learning to taste coffee" here doesn't just mean being able to describe exquisite flavors, but rather being able to judge whether a cup of coffee is good or bad—that is, tasty or not. Whether coffee tastes good or not involves both subjective and objective factors, with personal preference being a significant influence.
2025-05-15 coffee tasting extraction hand-pour coffee sensory evaluation brewing techniques -
Why Does Coffee Taste Salty? What Causes Salty Flavor in Brewed Coffee? What Are the Signs of Under-Extracted Coffee?
Sour, sweet, and bitter are the three most common flavors we taste in a cup of coffee. Since these three flavors are crucial to the composition of coffee, many articles often focus on these tastes. However, coffee actually contains another hidden flavor beyond these three--saltiness. Coffee
2024-12-07 coffee taste salty coffee coffee extraction brewing methods coffee flavors -
Nestlé Announces! Bans Marketing High-Sugar Products to Children Under 16
For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Workshop (WeChat public account: cafe_style). For more specialty coffee beans, please add FrontStreet Coffee's private WeChat account: qjcoffeex. As consumers' daily coffee consumption becomes essential, healthy, and their perspectives evolve...
2022-12-02 Nestlé marketing ban high-sugar products children under 16 consumer health coffee consumption -
What Impact Do Under-Extraction and Over-Extraction Have on Coffee Flavor? Grinding Degree and Water-to-Coffee Ratio in Pour-Over Coffee
Extraction: The process of extracting something or obtaining an extract. In chemistry, extraction refers to obtaining valuable substances (flavors) from raw materials (coffee beans). In coffee extraction, hot water is most commonly used to extract flavors from coffee grounds. Over-extraction: Occurs when coffee grounds remain in contact with hot water for too long, resulting in excessive extraction of compounds.
2023-01-11 extraction under-extraction over-extraction coffee flavor impact grinding degree water-to-coffee ratio pour-over coffee -
A Coffee Shop Refuses Service to Children Under 12, Unless...
Can you recite pi from memory? Many people can only recall pi up to 3.14, while the more knowledgeable might remember 3.1415926, leaving the remaining digits to calculators. A coffee shop in Taiwan named 'Qian Niao Chen Lie Suo' has a special rule: 'We do not
2022-08-30 coffee shop pi children policy Taiwan cafe unique rules -
How to Describe Coffee Flavors? The Sensory Characteristics of Premium Guji Coffee
For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Workshop (WeChat public account cafe_style). Acidity is a sharp, intense characteristic found in all coffees grown at high altitudes. Acidity in coffee is divided into good acidity and bad acidity. Good acidity brings people pleasure and
2025-09-06 coffee flavor how describe understand mouthfeel correct