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The World Brewers Cup (WBC or WBrC) is an annual international coffee brewing competition organized by World Coffee Events, an organization founded by the Specialty Coffee Association. The stated goal of the competition is to showcase the craft and skill of filter coffee brewing by hand, promoting manual coffee brewing and quality of service. [1]
An espresso machine brews coffee by forcing pressurized water near boiling point through a "puck" of ground coffee and a filter in order to produce a thick, concentrated coffee called espresso. Multiple machine designs have been created to produce espresso. Several machines share some common elements, such as a grouphead and a portafilter.
A grinder is a crew member on a yacht whose duties include operating manual winches (called "coffee grinders") that raise and trim the sails and move the boom. [1] It is a physically demanding role with a significant impact on a racing yacht's overall performance.
Blade grinder, includes food processors, blenders, electric coffee and spice grinders, etc. Coffee grinder, a machine used for grinding coffee; Herb grinder, a grinder used for herbs including marijuana; Meat grinder, a machine used for grinding food; Wet grinder, a grinder that uses water either to soften the product ground or to keep the ...
Manual coffee grinders have been largely supplanted by electrically powered ones for speed. Manual grinders are used for convenience and aesthetic reasons and are usually less costly than electric models. An example is the manual Turkish coffee grinder; they are inexpensive and can grind coffee to fine powder for Turkish coffee.
Special purpose spice grinders usually are either blade grinders or mortar and pestle (or related tools). Low cost coffee blade grinders for use in home kitchens frequently are difficult to clean. The Joy of Cooking (1997 edition) suggests a blade grinder may be cleaned by grinding a few tablespoons of sugar then wiping it out. [7]
The surface grinder is composed of an abrasive wheel, a workholding device known as a chuck, either electromagnetic or vacuum, and a reciprocating table. Grinding is commonly used on cast iron and various types of steel. These materials lend themselves to grinding because they can be held by the magnetic chuck commonly used on grinding machines ...
Coffee extraction occurs when hot water is poured over coffee grounds, causing desirable compounds such as caffeine, carbohydrates, lipids, melanoidins and acids to be extracted from the grounds. The degree to which extraction occurs depends on a number of factors, such as water temperature, brewing time, grind fineness, and quantity of grounds.