Brewing Your Coffee Beans Perfectly

Tuesday, June 15th, 2010 at 6:31 pm  
Comments (21)

Preparing a good cup of coffee depends upon quite a few things such as the level of quality of the coffee beans, the caliber of the drinking water currently being utilized, the type of brewing being done, as well as the grind of the coffee. At this moment the level of quality involving the beans and even drinking water are some things you can easily take care of. Simply work with good condition beans and 100 % pure drinking water. On the other hand the relationship relating to the particular grind of the coffee in addition to the type of brewing being done is actually more in depth and thus could possibly use a small explanation. Straight away everyone knows that we try to make coffee by passing warm drinking water over crushed coffee beans. Nonetheless to have it to actually work well we should understand precisely how long the water should be passing through the coffee beans. The purpose of this article is to help you know how to match your coffee’s grind to the kind of brewing you are doing as a way to enjoy the best coffee possible.

Usually, the ‘soaking’ time applies directly to just how coarse the coffee is ground. Therefore scaled-down coffee grinds need less contact with the water, while coarser grinds demand lengthier contact. Espresso coffee is subjected to water over 20-40 secs and therefore is made using extremely quality grind coffee. A French press coffee maker usually takes around 4 or so minutes and uses a very coarse grind. In the event that coffee is left contacting normal water for too much time for the coffee’s grind size, undesired extracts come through and make the coffee taste bitter. Of course if the grind is simply too big and the water passes rapidly (like using french press grind within an espresso maker), hardly any regarding the caffeine and flavors extract and definitely will have poor flavor.

Certainly filters play an important purpose in handling the balance of over and under brewing the coffee. Not simply do they keep the grind out of your own cup, yet they additionally regulate how swiftly the water passes through the actual grinds. Paper filters are the most familiar, but some individuals are also making use of metal types. Traditional filters can be decent. But they might soak up much of the coffee flavour, and many individuals claim they are able to taste the paper in the finished coffee. Metal filters are typically made out of stainless steel or gold plated mesh. They have very first-class weave and separate out the coffee grinds effectively. They likewise tend not to alter the taste with the coffee whatsoever. Metal filters can also be a lot more eco-friendly when compared with the paper alternative.

Whichever you choose, make sure to purchase decent condition filters. Inexpensive filters often clog or not allow the coffee to be able to brew thoroughly. A good metal filter will last years plus preserve money in the end.

Preparing a cup of coffee is not really that hard. Brewing an excellent cup usually takes a bit more understanding, however it isn’t any more difficult. Start with fresh beans in addition to good clean standard water and then match your brewing style to the correct grind and then pickle around with the precise proportions and very soon you will be preparing killer coffee every time.

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    What are Green Coffee Beans?

    Sunday, May 30th, 2010 at 8:28 pm  
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    Green coffee beans are the seed of the coffee plant (the pit inside the red or purple fruit). Even though they are seeds, they are referred to as ‘beans’ because of their resemblance. The fruits, coffee cherries or coffee berries, most commonly contain two stones with their flat sides together. In a crop of coffee, a small percentage of cherries contain a single bean, instead of the usual two. This is called a peaberry. Green Coffee beans consist mostly of endosperm that contains 0.8 – 2.5 % caffeine, which is one of the main reasons the plants are cultivated. As coffee is one of the world’s most widely consumed beverages, coffee beans are a major cash crop, and an important export product for some countries. It is considered a regularly consumed beverage in the United States – as popular as soft drinks and even water – and because of the volume consumed, it is there that coffee is highest in demand.

    Species of coffee plant include Coffea arabica, Coffea benghalensis, Coffea canephora, Coffea congensis, Coffea excelsa, Coffea gallienii, Coffea bonnieri, Coffea mogeneti, Coffea liberica, and Coffea stenophylla. The seeds of different species produce coffee with slightly different characteristics.
    There are two main types of coffee beans: Coffea Arabica (more commonly referred to as “Arabica “) and Coffea Canephora (Robusta). These two types make up over 90% of coffee beans sold worldwide. Arabica typically produce higher quality coffees, while Robusta are more economically favorable for their heartiness.
    Because environmental factors deeply affect the flavor of the beans, they are usually identified not by type but by geographic location.

    Picture of-Coffee-Bean-Structure
    Structure of Coffee Berry and Beans:
    1: center cut
    2:bean (endosperm)
    3: silver skin (testa, epidermis),
    4: parchment (hull, endocarp)
    5: pectin layer
    6: pulp (mesocarp)
    7: outer skin (pericarp, exocarp)

    When the fruit is ripe, it is almost always handpicked, using either selective picking, where only the ripe fruit is removed or strip-picking, where the entire tree is shaken when most of the fruit has matured. Because a tree can have both ripe and unripe berries at the same time, one area of crop has to be picked several times, making harvesting the most labor intensive process of coffee bean production.
    There are two methods of processing the coffee berries. The first method is wet processing, which is usually carried out in Central America and areas of Africa. The flesh of the berries is separated from the seeds and then the beans are fermented – soaked in water for about two days. This dissolves any pulp or sticky residue that may still be attached to the beans. The beans are then washed and dried in the sun, or, in the case of commercial manufacturers, in drying machines.
    The dry processing method is cheaper and simpler, used for lower quality beans in Brazil and much of Africa. Twigs and other foreign objects are separated from the berries and the fruit is then spread out in the sun on cement or brick for 2–3 weeks, turned regularly for even drying. The dried pulp is removed from the beans afterward.
    After processing has taken place, the husks are removed and the beans are roasted, which gives them their varying brown color, and they can then be sorted for bagging.

    “Coffee”. New Internationalist 323 (2000): 7. Academic Search Complete. EBSCO. Web. 15 Nov. 2009.
    “Coffee Beans”. Foods and Food Productions Encyclopedia. 1982. Print.
    “Coffee Beans”. The Oxford Encyclopedia of Food and Drink in America. Vol. 1. 2004. Print.
    Dirk, Selmar, Bytof Gerhard, and Knopp Sven-Erik “The Storage of Green Coffee (Coffea arabica): Decrease of Viability and Changes of Potential Aroma Precursors.” Annals of Botany 101.1 (2008): 31. Academic Search Complete. EBSCO. Web. 15 Nov. 2009.
    Taylor, David A. “Certified Coffee: Does the Premium Pay Off?.” Environmental Health Perspectives 115.9 (2007): A456-A459. Academic Search Complete. EBSCO. Web. 15 Nov. 2009.
    Vincent, Isabel “Brazil: great beans, lousy coffee.” Maclean’s 121.9 (2008): 66. Academic Search Complete. EBSCO. Web. 15 Nov. 2009.

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    Processing of coffee

    Monday, May 31st, 2010 at 12:52 am  
    Comments (23)

    Processing of coffee is the method converting the raw fruit of the into the coffee. The cherry has the fruit or pulp removed leaving the seed or bean which is then dried. While all green coffee is processed, the method that is used varies and can have a significant effect on the flavor of roasted and brewed coffee.

    A coffee plant usually starts to produce flowers 3–4 years after it is planted, and it is from these flowers that the fruits of the plant (commonly known as coffee cherries) appear, with the first useful harvest possible around 5 years after planting. The cherries ripen around eight months after the emergence of the flower, by changing colour from green to red, and it is at this time that they should be harvested. In most coffee-growing countries, there is one major harvest a year; though in countries like Colombia, where there are two flowerings a year, there is a main and secondary crop.
    In most countries, the coffee crop is picked by hand, a labor-intensive and difficult process, though in places like Brazil, where the landscape is relatively flat and the coffee fields immense, the process has been mechanized. Whether picked by hand or by machine, all coffee is harvested in one of two ways:
    Strip Picked: The entire crop is harvested at one time. This can either be done by machine or by hand. In either case, all of the cherries are stripped off of the branch at one time.
    Selectively Picked: Only the ripe cherries are harvested and they are picked individually by hand. Pickers rotate among the trees every 8 – 10 days, choosing only the cherries which are at the peak of ripeness. Because this kind of harvest is labor intensive, and thus more costly, it is used primarily to harvest the finer arabica beans.

    Workers sorting and pulping coffee beans in Guatemala
    The labourers who pick coffee by hand receive payment by the basketful. As of 2003, payment per basket is between US$2.00 to $10 with the overwhelming majority of the labourers receiving payment at the lower end. An experienced coffee picker can collect up to 6-7 baskets a day. Depending on the grower, coffee pickers are sometimes specifically instructed to not pick green coffee berries since the seeds in the berries are not fully formed or mature. This discernment typically only occurs with growers who harvest for higher end/specialty coffee where the pickers are paid better for their labour. Mixes of green and red berries, or just green berries, are used to produce cheaper mass consumer coffee beans, which are characterized by a displeasingly bitter/astringent flavour and a sharp odour. Red berries, with their higher aromatic oil and lower organic acid content, are more fragrant, smooth, and mellow. As such coffee picking is one of the most important stages in coffee production.

    References

    Clarke RJ, Macrae R, ed (1987). Coffee. 2: Technology. Barking, Essex: Elsevier Applied Science. ISBN 1-85166-034-8.

    Footnotes
    Coffee Plant coffeeresearch.org Agriculture
    What is the coffee tree? Rombouts Coffee Shop-on-line
    “10 Steps to Coffee”. National Association of Coffee U.S.A., Inc.. Retrieved 2007-12-24.

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