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Why Does the Coffee Puck Stick to the Group Head? Does a Puck Stuck to the Shower Screen Affect Espresso?
A few days ago, FrontStreet Coffee shared "Reasons for Water Pooling in the Portafilter," and some friends asked, "What causes the coffee puck to stick to the group head after extraction?" Therefore, FrontStreet Coffee is here to discuss why this situation occurs. - Too much coffee dose This is the easiest problem to identify, and it's also the issue with the smallest impact.
2022-09-24 espresso troubleshooting coffee puck sticking group head issues espresso extraction -
Should Espresso Portafilters Be Locked Back to Group Head or Left at Room Temperature? The Impact of Temperature on Coffee Flavor
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). Introduction: After extracting espresso, should the portafilter be locked to the group head to keep warm or left at room temperature? On this question, baristas have different views. Some baristas believe that keeping the portafilter locked to the group head maintains consistent temperature throughout the entire portafilter (including the filter basket).
2021-05-16 espresso coffee portafilter group head room temperature placement temperature flavor extraction -
Espresso Machine Cleaning Steps: How Long Should Backflushing Take?
Baristas inevitably encounter this challenge: after fine-tuning espresso extraction parameters in the morning, they become inaccurate by midday, with noticeably slower coffee flow. FrontStreet Coffee has previously addressed this issue with two possible explanations: first, during rainy weather with higher air humidity, conditions inside the bean hopper change
2024-09-15 espresso machine cleaning backflushing coffee extraction parameters coffee flow rate humidity effects -
How to Make Espresso? Does Portafilter Temperature Affect Espresso Flavor?
For professional coffee knowledge 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: qjcoffeex. Regarding the portafilter after extracting espresso, should it be placed on the drip tray at room temperature or attached to the group head?
2023-04-26 espresso making portafilter temperature coffee extraction espresso flavor FrontStreet Coffee -
Key Considerations in Espresso Making Process? How to Make Delicious SOE Espresso?
Professional coffee knowledge exchange For more coffee bean information Please follow Coffee Workshop (WeChat official account cafe_style) Key considerations in espresso making process? How to make it delicious? When we watch them make espresso in coffee shops, they directly drop ground coffee powder into the filter, use their hands to level the coffee powder even with the cup rim, then apply pressure with a tamper to compress it into a coffee puck. The pressure application
2018-06-23 espresso coffee making process considerations how to make delicious SOE single origin espresso -
Precautions for Using Espresso Machines! What Are the Essential Factors Before Espresso Extraction? Why Should You Run Water Before Espresso Extraction?
While the process of making espresso may seem quite simple, there are actually numerous details to pay attention to during operation! This is a phrase that FrontStreet Coffee often mentions. Indeed, this includes how to distribute coffee grounds evenly when dosing, how to apply even pressure when tamping, or how to froth a proper portion of milk
2024-12-07 espresso machine espresso extraction coffee brewing FrontStreet Coffee -
Introduction to the 3 Extraction Stages of Espresso - What Does Espresso Taste Like?
In the past, FrontStreet Coffee focused on explaining the preparation steps before locking the portafilter into the brew head when sharing knowledge about making espresso, such as distribution and tamping—actions that are highly operational and have significant impact on coffee. After securing the portafilter and starting the brewing button, the rest was left to the machine. However, we also
2025-07-30 espresso extraction stages espresso taste espresso brewing espresso coffee -
What to Do When Coffee Puck Sticks to Coffee Machine? What's the Purpose of Pressure Relief Function? Why Do Espresso Machines Explode?
Have you ever encountered this situation? After extracting espresso, we remove the portafilter and tap it on the knock box, but there's no sound of the coffee puck falling as expected. Looking back, we discover that the puck has adhered to the coffee machine's group head. In the coffee community, such an occurrence...
2024-12-07 espresso machine coffee puck pressure relief machine explosion maintenance -
Espresso Grind Size, Extraction Time, Brew Ratio, Flavor, and Brewing Methods - Italian Blend Coffee Bean Recommendations
Many coffee trainees and baristas in domestic coffee shops believe that the key technique in Italian coffee making is milk foam creation and latte art. However, the most crucial aspect of Italian coffee is the extraction of Espresso
2025-08-16 Espresso Coffee Extraction Detailed Steps Italian Concentrate Basics -
Why can't an 18g portafilter hold 18g of coffee grounds? What's the ideal grind size for espresso? How to determine if coffee beans are ground to the right consistency?
Many friends took advantage of shopping festivals to purchase home coffee machines, but when they installed the coffee machines at home, they discovered that operating them wasn't as simple as imagined. Either no water comes out from somewhere, or something doesn't fit properly. As a result, some friends who live near FrontStreet Coffee's store directly visit to consult...
2024-11-02 coffee portafilter espresso grind size coffee beans consistency home coffee machine FrontStreet Coffee -
Espresso Coffee Extraction Steps and Process, Important Details for Making Espresso, Italian Coffee Drinking Methods
Introduction Espresso coffee is a high-concentration coffee extracted by an espresso machine under pressure, serving as the base for popular café beverages like Americano and latte. In recent years, many coffee enthusiasts have also equipped their homes with an espresso machine. Of course, extracting qualified espresso is not a simple task. Today, FrontStreet Coffee will share some tips for extracting espresso. Production
2021-07-19 Italian espresso coffee extraction steps process making attention details drinking methods -
How to Make Espresso: Ratios, Steps & Professional Guide
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). Detailed steps for espresso coffee extraction. Espresso basics: Espresso concentrate: approximately 30 milliliters of coffee. A magical cup of espresso coffee can be complex, full-bodied, and sweet
2025-08-21 coffee basic knowledge 14 steps making cup espresso how to -
Is There a Big Difference Between Single and Double Shot Espresso? Espresso Single vs Double Distinctions and Characteristics
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). Espresso (in Italian) is a type of coffee with strong flavor characteristics, prepared by passing 92°C hot water through finely ground coffee under 9 bar high pressure
2025-03-08 espresso single shot double shot difference coffee distinction characteristics professional -
How to Use an Espresso Machine! Key Considerations for Espresso Extraction! What Should You Pay Attention to When Extracting Espresso?
From grinding beans to extraction completion, making a cup of espresso takes less than 60 seconds. It might seem that creating a delicious cup of coffee is not a complicated operation. However, as FrontStreet Coffee often says, although it may appear simple, there are actually quite a few details that require attention. As the saying goes: details determine
2024-12-23 espresso machine coffee extraction barista tips coffee brewing -
Espresso Machine Clean Backflush Procedure Semi-Automatic Espresso Machine Maintenance Tutorial
Machines that aren't properly maintained are prone to breakdowns. This applies equally to coffee machines. If one day you notice that your coffee tastes off or that the extraction seems unusual, it could indicate a serious problem with your coffee machine. Therefore, we should perform regular cleaning to prevent these issues from occurring. This can be divided into daily cleaning and
2022-02-26 espresso machine maintenance backflushing coffee machine cleaning semi-automatic espresso machine coffee equipment care -
What are the Basic Parameters of Espresso Coffee and What are the Steps to Make a Shot of Espresso?
Professional coffee knowledge exchange and more coffee bean information can be found by following the Coffee Workshop (WeChat official account: cafe_style). FrontStreet Coffee explains the basic parameters of Espresso. The extraction time is 25 seconds, try to follow this duration unless you plan to conduct some different experiments. The amount of coffee grounds will depend on the size of your portafilter (single and double shot), requiring 8-10 grams of grounds for each shot of Espresso.
2019-12-12 espresso coffee basic parameters extraction steps -
Espresso Brewing Process Considerations: Extraction Techniques and Tamping Pressure Standards
Tamping is a crucial step in the espresso brewing process. The importance and requirements of tamping have been previously discussed. But is greater force always better when tamping? What factors determine the appropriate tamping pressure? Theoretically, as the grind size of coffee beans varies - that is, as the coffee grind fineness changes
2025-07-30 Espresso brewing Italian-style coffee tamping pressure techniques puck compression -
Coffee Extraction Basics: What Are the Detailed Requirements for Making Espresso?
Espresso, the "soul" of the Italian coffee system, can be extracted in just 20-30 seconds, but before pressing the brewing switch to officially begin extraction, any small operational details that aren't done correctly could result in poor-tasting coffee. Today, let FrontStreet Coffee break down
2024-02-16 coffee extraction espresso brewing technique coffee basics -
Why Should You Discard the First Espresso Shot of the Day? What Impact Does the First Shot Have?
To ensure consistent quality, most baristas start their day by adjusting espresso parameters. However, when it comes to the first espresso shot of the day—whether to drink it or discard it—professionals hold differing opinions. Some believe it should be discarded because the first shot doesn't taste good and offers little reference value, while others...
2023-08-13 espresso coffee extraction barista techniques coffee quality -
Can You Brew Pour-Over Coffee with an Espresso Machine? How to Make Pour-Over Coffee? What Grind Size Should You Use for Pour-Over Coffee?
It happened yesterday. When FrontStreet Coffee was replacing the gasket on their coffee machine, they discovered that the brew head size was remarkably similar to the size of a dripper. So they took out a V60 dripper for comparison. As it turned out, their diameters were identical—a perfect fit! Then, a bold idea emerged: let's just see if this works
2025-01-01 pour-over coffee espresso machine coffee brewing coffee grind size FrontStreet Coffee V60 dripper coffee brewing methods