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What is ESPRESSO?

What is ESPRESSO; the crema of espresso

In addition to the taste, crema is probably the most commonly used criterion to tell the quality of a cup of espresso, including its color, evenness, thickness and fineness.    We should judge the quality of an espresso from the…

Changing grinder burrs

Changing grinder burrs; worn or misaligned burr, new burrs refresh coffee flavor

Sharp burrs are vital to a consistent and quality grind, and replacing your burrs after extended use can make a drastic difference in your espresso. The burrs of the coffee grinder crush the beans and push them through a small…

What is ESPRESSO?

What is ESPRESSO?

In addition to the taste, crema is probably the most commonly used criterion to tell the quality of a cup of espresso, including its color, evenness, thickness and fineness. We should judge the quality of an espresso from the following…

Changing grinder burrs

Changing grinder burrs

Sharp burrs are vital to a consistent and quality grind, and replacing your burrs after extended use can make a drastic difference in your espresso. The burrs of the coffee grinder crush the beans and push them through a small…

The coarseness adjustment of the hand-coffee bean grinder

Hand-coffee bean grinder Coarseness adjustment

The coarseness adjustment of the hand-coffee bean grinder is a key step, which directly affects the taste and extraction effect of the coffee. Here are some basic adjustment methods and suggestions: ‌Basic adjustment steps‌: Unscrew the metal nut on the…

Espresso Grinders

Espresso grinders Grinding difficulties

Espresso requires the finest grinding compared to other brewing methods (except Turkish coffee), which means that to get the same amount of coffee, espresso requires a much heavier grind than filter coffee. When specialty coffee shops sell more espresso than…

COFFEE GRINDER BURRS

Blade grinders

Burr grinders have two cylinders that grind coffee beans to a consistent size. The size of the grinding is controlled by the distance between the cylinders. The flat burr has two identical serrated cylinders, parallel to each other, for crushing…

How does overheat affect the consistency of coffee?

Heat generates when burr begin to spin

Do you care about the change in the 3℃ water temperature in the espresso machine? If so, you should also watch the temperature change of ground coffee. The relationship between the temperature of coffee powder and coffee quality is often overlooked.…

Size OF COFFEE GRINDER BURR

38mm coffee grinder burr; 180mm grinder burr

Grinder burrs come in a range of different sizes. This measurement is usually given in millimetres (mm) as the diameter of the grinder’s outer (larger) burr.  Electric home grinder burrs typically start at around 38mm, while commercial models begin around…