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Why Espresso Machines Use 9 Bar Pressure to Extract Coffee
When FrontStreet Coffee shares knowledge about extracting espresso, we often discuss the extraction relationship between dose, ratio, grind size, and time. Once you master these 4 parameters, you can skillfully operate an espresso machine. However, there's another parameter that's often glossed over but is actually the most critical to espresso extraction
2025-07-30 espresso machine coffee extraction 9 bar pressure espresso brewing -
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 -
Espresso Tamping Techniques: How Much Pressure to Apply with Coffee Distribution Tools
A video tutorial on coffee tamping techniques - the appropriate pressure for coffee distribution tools can be determined by observing the espresso extraction process. If coffee flows too quickly, completing 30cc in less than 20 seconds, then the tamping pressure is likely insufficient (assuming other variables have been properly addressed)
2025-07-30 coffee tamping techniques video tutorial distribution tool usage pressure -
Is Pre-infusion Necessary for Coffee? What is Espresso Pre-infusion Extraction? How to Perform Pre-infusion?
Typically, when extracting espresso, we use the machine's default pressure of 9bar for continuous extraction without interruption. However, as people's pursuit and research of coffee have evolved, a completely new espresso extraction method has emerged in recent years--that is 'pre-infusion'. The so-called pre-infusion
2024-12-04 espresso pre-infusion coffee extraction 9bar pressure brewing techniques coffee preparation -
What is the concept of 9 bar in an espresso machine? How much pressure should be applied when tamping coffee grounds for espresso?
FrontStreet Coffee shared in the article 'The Importance of Distribution and Tamping' that in the preparation steps before espresso extraction, whether the coffee grounds are evenly distributed in the portafilter and whether force is applied evenly during tamping will affect the extraction and influence the taste of espresso. However, since it didn't mention the amount of force that should be used for tamping, many people
2024-11-09 espresso machine 9 bar tamping pressure coffee extraction espresso preparation FrontStreet Coffee -
Does Moka Pot Make Espresso? Differences Between Coffee Machine and Moka Pot
Recently, many friends have privately messaged FrontStreet Coffee to discuss the Moka pot. In fact, FrontStreet Coffee had already explained everything clearly in an article several months ago, including the most basic brewing operations and details. Interested friends can review it (first article link, second supplementary link). This time, FrontStreet Coffee wants to supplement knowledge about the Moka pot
2025-06-29 Moka pot espresso coffee brewing coffee machine brewing methods -
What's the Right Grind Size for Espresso? What to Do When Your Espresso Machine Won't Build Pressure?
Quick question! What's the biggest difference between espresso extraction and other brewing methods like pour-over, boiling, or steeping? That's right—it's pressure! The former uses pressure-based extraction, while the latter relies on atmospheric pressure. Thanks to pressure, espresso can be extracted in an extremely short time! And that beautiful layer on top of your espresso...
2024-07-16 espresso grind size espresso machine pressure espresso extraction coffee troubleshooting -
How to Drink Espresso? What is the Cream on Top of Espresso?
Professional coffee knowledge exchange For more coffee bean information, please follow Coffee Workshop (WeChat public account: cafe_style) Espresso has always been known as the soul of coffee! However, because of its rich taste and strong flavor, espresso often makes people feel difficult to accept, but once you get used to this setting, you will find it has a special flavor. Moreover, espresso is also a test of coffee quality and barista skills
2018-11-24 espresso coffee how to drink crema what is it professional -
What is the Grind Size for Starbucks Americano Coffee? The Correct Way to Make Americano
1. Generally speaking, coffee beans ground to an extremely fine consistency and brewed with water will result in bitter liquid that's nearly undrinkable. If you don't believe this, try adjusting your grinder one setting finer at home and taste the difference yourself. 2. VI
2025-06-09 Starbucks Americano coffee machine grind size coffee powder how to make -
Espresso Channeling and Extraction Gushing: What to Do
Normally, when extracting espresso, the flow rate should gradually increase from slow to fast. FrontStreet Coffee has noticed that some friends encounter this situation: after pressing the extraction button, coffee liquid suddenly gushes out forcefully, then immediately slows down, with the liquid stream becoming very thin. The flow rate is completely reversed from the normal pattern.
2023-07-25 espresso channeling extraction gushing coffee brewing -
What are the Pros and Cons of Steam Coffee Pot? Correct Usage Methods and Precautions for Steam Coffee Pot.
What are the pros and cons of steam coffee pot coffee? The steam coffee pot, commonly known as the Moka pot, is a national-level coffee brewing device in Italy. It is said that 8 out of every 10 Italian households regularly have a Moka pot. However, it has relatively few users in domestic markets. Its main advantage is its portability - it only needs a heat source, so you can use it anywhere.
2021-10-23 steam coffee pot moka pot coffee brewing italian coffee maker stovetop espresso coffee advantages disadvantages coffee brewing guide -
Why Use 9 Bar for Espresso? How Does Pressure Affect Espresso?
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat public account cafe_style) The key to making espresso lies in pressure, and the crema, volume, and flavor of espresso all come from the effects of pressure. But why is pressure so important? How does it affect the espresso formula? Why is nine atmospheric pressure the most commonly recommended brewing pressure setting
2019-06-11 why espresso use 9bar pressure concentrated -
How to Make a Better Americano? What Impact Does Coffee Crema Have on Americano Coffee?
Introduction Americano coffee is a very common type of coffee, its preparation is very simple, just espresso plus water. But there is a small detail that can make your Americano coffee taste better! Americano Coffee As we all know, espresso is extracted under 9Bar pressure to produce rich and thick coffee liquid, with a layer of golden crema on the surface, appearing exceptionally beautiful. The rich coffee oils
2021-01-27 Americano coffee how to better tasty crema what impact introduction -
Espresso Extraction Issues Collection! Why Can't Pressure Build Up? Why Won't Espresso Produce Crema?
FrontStreet Coffee's backend has accumulated another batch of espresso extraction questions. While there are many private messages, the problems are mostly similar. So, without further ado! Today FrontStreet Coffee will compile these issues into a comprehensive collection with simple solutions. Corresponding article links will be included throughout the text for everyone's reference.
2024-08-20 espresso extraction issues pressure problems crema coffee troubleshooting -
How to Make Espresso | Crafting the Perfect Cup of ESPRESSO Coffee
For professional barista discussions, follow Coffee Workshop (WeChat Official Account: cafe_style). Although Espresso is often the lowest-priced item in coffee shops with limited production, sometimes even hidden from the menu, some coffee establishments with lower quality standards may refuse to serve Espresso altogether
2024-12-02 espresso coffee recipe make cup perfect ESPRESSO brewing -
The Difference Between Americano and Espresso? How Espresso Bean Roast Level Affects Coffee Flavor
Authentic Americano coffee Italians refer to coffee made with espresso as a base and then diluted with water as Americano, but in fact, the real Americano, which is the coffee most commonly drunk by Americans, is actually drip coffee. "Welcome to the US, Do you want an Americano?" From this sentence, you can see
2017-09-11 Americano coffee espresso what difference each unique characteristics beans authentic -
How to Make Espresso, How to Drink Espresso, Is Espresso's English Word "Espresso"?
For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Workshop (WeChat public account: cafe_style). Authentic espresso making requires applying pressure during filtration. If using semi-automatic or fully automatic machines, the machine itself will handle pressure control. Generally, semi-automatic machines require adjustment
2025-07-30 espresso coffee how to english professional knowledge exchange more coffee beans -
Recommended Coffee Beans for Espresso_How to Use Espresso Beans_Espresso Brand Recommendations
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat official account cafe_style ) Coffee beans more suitable for Espresso use Espresso coffee beans rarely use a single bean, most are a blend of two or three (or even more) beans, each coffee specialty shop will have its own secret recipe, which is not easy to explain clearly
2018-08-30 suitable Espresso coffee beans recommendation espresso how to -
How Many Milliliters in a Shot of Espresso - Common Espresso Extraction Problems and Correct Methods
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). Common espresso extraction problems include over-extraction. First, it's essential to understand the concept of extraction rate. According to
2025-05-18 espresso shot milliliters extraction problems methods professional coffee brewing -
The Difference Between Flat White and Australian White Coffee - Flavor Profile of Australian White Coffee
For professional coffee knowledge and more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). According to my partner, the difference between Flat White and Latte lies in extraction level. Does extraction level affect coffee's taste? Australians disagree. Australians were drinking FW before New Zealanders. Including Australia, many...
2022-11-21 Flat White Australian White coffee flavor taste difference what is how to make