espresso channeling Learn more about espresso channeling
-
Is there a hole in your espresso puck? Is it channeling? What exactly is espresso channeling?
"Channeling" is a term that frequently appears in FrontStreet Coffee's articles! We believe that when you're extracting espresso, you'll encounter channeling from time to time. For example, when some small holes appear on the surface of the coffee puck after extraction; or when using a bottomless portafilter, you experience splashing or uneven water streams
2023-12-18 espresso channeling extraction coffee puck barista techniques FrontStreet Coffee -
What is Channeling in Espresso Coffee? How Does Espresso Channeling Affect Your Brew?
Reflecting on my early days learning to make espresso, I was tormented by channeling! For someone with terrible luck, every time coffee would channel during extraction, an experienced barista would suddenly appear behind you, with a chilling voice whispering in your ear, "You're... channeling..." This channeling effect
2022-04-19 espresso channeling coffee extraction espresso brewing coffee channeling effect barista techniques -
What is Channeling Effect? How to Determine if Espresso is Over-Extracted?
For more professional coffee knowledge exchange and coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). A good espresso is the foundation of all espresso-based coffee. Espresso can amplify the various advantages of coffee beans, while poorly made espresso will also infinitely magnify the defects. So how to correctly prepare
2025-07-30 what channeling effect how judge espresso whether over-extracted professional -
What is Coffee Channeling? Why Does Espresso Experience Channeling? What Are the Causes and How to Solve It?
FrontStreet Coffee frequently mentions "channeling" in our articles because during the coffee extraction process, channeling negatively impacts coffee flavor. And it occurs quite frequently! So today, FrontStreet Coffee will share with you what channeling actually is and how to address it!
2024-09-03 coffee channeling espresso extraction coffee brewing problems coffee science barista techniques -
What are the Symptoms of Channeling in Pour-Over Coffee? Solutions for When Channeling Occurs
Channeling - FrontStreet Coffee often discusses this in the context of espresso extraction. However, channeling doesn't only occur in espresso extraction; it also happens in pour-over coffee, you just might not have noticed it. Channeling? As always, FrontStreet Coffee should first explain what this "channeling effect" actually is.
2022-08-25 pour-over coffee channeling effect coffee extraction coffee brewing problems FrontStreet Coffee -
How to Reduce Channeling in Espresso Extraction? What's the Difference Between Tamping and Distribution?
Making espresso is a therapeutic process—whether it's the evenly leveled coffee bed after distribution or the golden crema slowly flowing during extraction, both can bring us a sense of contentment. And at FrontStreet Coffee, we believe the most satisfying moment is when we tap out a complete puck from the portafilter after extraction is complete—with just a gentle "pop" sound.
2024-04-16 espresso extraction channeling tamping coffee distribution espresso techniques -
Is Pressing Necessary for Espresso? The Correct Method for Making Espresso!
Just as coffee enthusiasts pursue a deep and uniform coffee bed when brewing pour-over coffee, most "perfectionist" coffee aficionados also strive to produce a complete coffee puck when extracting espresso. Similar to the coffee bed, the appearance of a complete puck doesn't necessarily indicate whether the coffee tastes good, but the puck that comes out
2025-03-10 espresso coffee brewing pressing extraction coffee puck barista techniques -
Why Does Espresso Spray Out? How to Make Standard Espresso at Home?
FrontStreet Coffee remembers using a bottomless portafilter when first trying an espresso machine. Imitating the instructor's techniques and pressing the extraction button, I saw the first drop of espresso slowly fall into the cup, happily thinking this shot was secured. But unexpectedly, the vertical liquid stream suddenly sprayed out a very light-colored, thin water stream, and the coffee's flow rate
2024-06-05 espresso spray espresso extraction home espresso espresso technique -
What Are the Requirements for Distributing Espresso Coffee Grounds? What Should Be Noted When Tamping Coffee Pucks? What is the Channeling Effect in Espresso Extraction?
Because pressurized extraction is quite special, to make a delicious espresso, in addition to finding the right extraction parameters such as grind size, time, ratio, and water temperature, we also need to perform some additional preparation steps. These additional preparation steps are simply what we do to the coffee before attaching the portafilter to the coffee machine
2024-07-11 espresso coffee grounds distribution coffee tamping channeling effect espresso extraction -
Can Everything Be Extracted as Concentrate? Do Different Ingredients Taste Good When Extracted with Coffee? What is Coffee's Channel Effect?
If we want to add some extra aroma or flavor to coffee, we will add other ingredients to let the coffee acquire their aroma/flavor. This is a very common practice. For example, if we want coffee to have a certain floral fragrance, we can soak certain dried flowers in the coffee; if
2025-05-24 coffee extraction flavor enhancement coffee channel effect concentrate brewing coffee ingredients -
Surprising! Even Pour-Over Coffee Can Experience Channeling Effects!
"Channeling effect" refers to water finding shortcuts during extraction due to its inertia. As this water takes shortcuts without performing complete extraction, it ultimately leads to uneven extraction. Whenever FrontStreet Coffee mentions the channeling effect, it's mostly in articles related to espresso coffee.
2024-01-18 channeling effect pour-over coffee coffee extraction FrontStreet Coffee -
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 is Espresso Extraction Channeling? What are the Consequences of Perforated Espresso Pucks?
Professional coffee knowledge sharing. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). Why does espresso taste sour and bitter? Let's discuss espresso extraction standards and uneven extraction. Uneven extraction typically combines over-extraction and under-extraction issues.
2025-07-30 espresso coffee extraction channeling consequences professional puck perforation -
Why Distribute and Tamp Coffee Before Extraction? How to Properly Distribute Coffee for Espresso?
As is well known, there is a step called "distribution" in the espresso making process. Although the operation is very simple, its importance cannot be underestimated. Because the purpose of distribution is to make the coffee grounds more evenly distributed in the portafilter, which can reduce the occurrence of channeling. Conversely, if the coffee is
2025-04-27 coffee extraction espresso preparation coffee distribution coffee tamping channeling effect -
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 WDT? How to Use a Needle Distributor? Is a Needle Distribution Tool Worth Buying?
Distribution is an essential skill for every barista. There are countless details to pay attention to when extracting a perfect Espresso, while ruining a coffee happens in an instant. Whenever rainy days arrive, FrontStreet Coffee's espresso tends to experience channeling in the relatively humid air. The extraction of Espresso is
2022-10-18 WDT needle distributor espresso coffee tools channeling puck preparation -
How to Distribute Espresso Coffee Grounds Correctly? How to Use a Coffee Distributor? How Much Pressure is Needed for Tamping Espresso? Coffee Distribution Techniques Shared!
In espresso making, to achieve more stable coffee extraction, we use distribution and tamping methods to ensure even distribution of coffee grounds in the portafilter. This helps reduce channeling and prevent uneven extraction. Although these are seemingly simple actions, they contain considerable knowledge and technique.
2025-08-25 espresso coffee distribution coffee tamping espresso techniques coffee grounds channeling prevention -
What Causes Uneven Flow Distribution When Extracting Espresso? What's the Difference Between Bottomless and Split-Flow Portafilters?
Before bottomless portafilters were invented, baristas primarily used portafilters with spouts when extracting espresso. These portafilters mainly come in two types: single-spout portafilters designed for single-shot baskets, and split-flow portafilters for double-shot baskets. The so-called split-flow portafilter refers to the type shown in the picture below, featuring
2025-06-07 espresso extraction uneven flow bottomless portafilter split-flow portafilter coffee brewing -
How to Make Osmanthus Latte? Introduction to Extraction Method of Espresso with Osmanthus
Today FrontStreet Coffee introduces a coffee-making method that is both fun and delicious. It involves adding osmanthus to espresso grounds for extraction. Why osmanthus? Osmanthus is a flower with a very fragrant aroma that appeals to everyone, and as a food ingredient, it's a well-established product, like osmanthus cake.
2022-09-08 osmanthus latte espresso extraction coffee recipe floral coffee -
Can a toothpick replace a coffee distribution tool? What is the WDT distribution method? How to use an espresso distribution tool?
"Splash, splash, the sky is raining, splash, splash, the clouds are crying, splash, splash, dripping into my heart" Stormy weather with thunder and lightning will continue in Guangzhou for about a week. And with the arrival of rainy days, espresso making always becomes much more unstable. Because humid environments will cause coffee grounds to
2025-04-25 coffee distribution WDT espresso tools coffee brewing