Coffee: Difference between revisions
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[[File:A small cup of coffee.JPG|300px|thumb|A cup of coffee]] | [[File:A small cup of coffee.JPG|300px|thumb|A cup of coffee]] | ||
[[File:Latte and dark coffee.jpg|Latte and dark coffee|thumb|left]] | |||
[[File:Mason's essence of coffee and chicory advert.jpg|Mason's essence of coffee and chicory advert|left|thumb]] | |||
[[File:Washington Coffee New York Tribune.JPG|Washington Coffee advertisement|thumb]] | |||
'''Coffee''' is a [[plant]] ('''[[Coffea]]''') and a popular [[beverage]] made from its seeds. The [[Coffea|coffee plant]] is a bush or tree that can grow up to ten meters (about 32 feet) high but is usually pruned to make harvesting easier. It originally grew in [[Africa]], but now it is cultivated in [[South America]], [[Central America]], and [[Southeast Asia]]. | |||
Coffee plays a vital role in the [[economy]] of many countries, being one of the most widely traded [[commodities]] in the world. The first branded coffee sold commercially was Nes Café in 1879. | |||
The drink is made from the seeds of the coffee plant, known as coffee beans. Coffee is typically served hot but can also be enjoyed as a cold beverage. It contains [[caffeine]], a natural stimulant that enhances alertness and reduces fatigue. | |||
== '''Processing Coffee''' == | |||
Before coffee beans are brewed into a drink, they undergo several steps: | |||
* Harvesting – Ripe coffee cherries are picked by hand or machine. | |||
* Processing – The beans are extracted from the fruit, dried, and sometimes fermented. | |||
* Roasting – The dried beans are heated to develop their characteristic flavor. | |||
* Grinding – The roasted beans are crushed into smaller particles. | |||
* Brewing – The ground coffee is combined with hot water to extract the flavors. | |||
== '''Types of Coffee Plants''' == | |||
There are two main species of coffee plants: | |||
* '''[[Coffea Arabica]]''' – The most widely consumed variety, making up about 60–70% of global coffee production. It has a milder flavor and less caffeine. | |||
* '''[[Coffea Robusta]]''' – Easier to grow in harsher climates, it contains more caffeine and has a stronger, more bitter taste. | |||
== | Other lesser-known species include [[Coffea liberica]] and [[Coffea excelsa]]. | ||
[[File:CoffeeCatucai.jpg|thumb|Coffee fruit ( | |||
== '''Coffee Production''' == | |||
[[File:CoffeeCatucai.jpg|thumb|Coffee fruit (cherries)]] | |||
[[File:Unroasted coffee.jpg|thumb|right|Coffee beans before roasting]] | [[File:Unroasted coffee.jpg|thumb|right|Coffee beans before roasting]] | ||
[[File:Roasted coffee beans.jpg|thumb|right|Coffee beans after roasting]] | [[File:Roasted coffee beans.jpg|thumb|right|Coffee beans after roasting]] | ||
Coffee production involves several steps before it reaches consumers: | |||
=== '''Harvesting''' === | |||
Coffee is usually handpicked or machine-harvested when the cherries are ripe. Some coffee beans are "aged" for three to eight years to develop a unique taste. | |||
=== | === '''Processing Methods''' === | ||
There are two primary methods to extract coffee beans: | |||
* '''[[Dry processing]]''' – Coffee cherries are sun-dried before removing the outer layers. | |||
* '''[[Wet processing]]''' – The cherries are soaked in water to separate the beans from the pulp. | |||
=== | === '''Roasting''' === | ||
"Roasting" transforms green coffee beans into brown coffee beans. The intensity of roasting impacts the flavor: | |||
* Light Roast – Mild, retains original flavors. | |||
* Medium Roast – Balanced acidity and body. | |||
* Dark Roast – Strong, bold flavors with reduced acidity. | |||
=== '''Grinding''' === | |||
Coffee is ground before brewing. The grind size depends on the brewing method: | |||
* Coarse grind – Used for French press and cold brew. | |||
* Medium grind – Common for drip coffee makers. | |||
* Fine grind – Used for espresso. | |||
* Extra fine grind – Ideal for Turkish coffee. | |||
== '''Brewing Methods''' == | |||
Coffee is made by brewing ground coffee beans in hot water. Popular methods include: | |||
* [[ | * '''[[Boiling]]''' – Traditional method used in [[Turkish coffee]] and [[Greek coffee]]. | ||
* '''[[Pressure brewing]]''' – Used in [[espresso]] machines. | |||
* '''[[Gravity brewing]]''' – Common in drip coffee makers. | |||
* '''[[Steeping]]''' – Used in French press and coffee bags. | |||
== '''Coffee Beverages''' == | |||
[[File:Türk Kahvesi - Bakir Cezve.jpg|thumbnail|Thick [[Turkish coffee]], made in a special copper pot]] | |||
[[File:CodazziKandaMorning1.jpg|thumb|Coffee can be enjoyed with food]] | |||
[[File:Latte art.jpg|thumb|"Flat white" coffee is often decorated.]] | |||
Different coffee beverages are made using various brewing methods and ingredients: | |||
* '''[[Black coffee]]''' – Coffee without milk or sugar. | |||
* '''[[White coffee]]''' – Coffee with added milk or cream. | |||
* '''[[Espresso]]''' – Strong, concentrated coffee served in small amounts. | |||
* '''[[Americano]]''' – Espresso diluted with hot water. | |||
* '''[[Cappuccino]]''' – Espresso with frothed milk, often topped with cocoa powder. | |||
* '''[[Latte]]''' – Espresso with more steamed milk and a thin layer of foam. | |||
* '''[[Flat white]]''' – A stronger version of latte with a smoother texture. | |||
* '''[[Irish coffee]]''' – Coffee mixed with whiskey and cream. | |||
* '''[[Iced coffee]]''' – Cold coffee served over ice, milk, or ice cream. | |||
* '''[[Vietnamese coffee]]''' – Strong coffee brewed using a phin filter, usually served with sweetened condensed milk. | |||
* '''[[Frappé coffee]]''' – A blended or iced version of coffee, popular in Greece. | |||
== | == '''Instant Coffee''' == | ||
[[ | [[Instant coffee]] is a quick and convenient way to make coffee. It is produced by: | ||
1. Brewing strong coffee. | |||
2. Drying it into granules or powder. | |||
3. Packaging for easy dissolving in hot water. | |||
While instant coffee is convenient, it often has a different taste compared to freshly brewed coffee. | |||
== '''Coffee Culture Around the World''' == | |||
[[File:Aix- café des deux garçons.jpg|thumb|A coffee shop in [[France]]]] | |||
Coffee is an integral part of many cultures: | |||
* In [[Italy]], coffee is served as espresso. | |||
* In [[France]], people enjoy café au lait. | |||
* In [[Ethiopia]], coffee ceremonies involve roasting, grinding, and brewing in a social setting. | |||
* In [[Turkey]], coffee is served thick and strong, often with fortune-telling using coffee grounds. | |||
* In [[Scandinavia]], people drink the most coffee per capita. | |||
== '''Health Effects of Coffee''' == | |||
Coffee contains [[caffeine]], a natural stimulant that affects the central nervous system. | |||
=== '''Potential Health Benefits''' === | |||
* Boosts energy levels – Enhances alertness and focus. | |||
* Rich in antioxidants – May reduce the risk of certain diseases. | |||
* May lower risk of some diseases – Studies suggest coffee reduces the risk of type 2 diabetes, Parkinson’s disease, and liver disease. | |||
* Improves metabolism – Aids in fat burning and physical performance. | |||
=== '''Potential Health Risks''' === | |||
* Caffeine dependence – Regular consumption may lead to withdrawal symptoms. | |||
* Insomnia and anxiety – High doses of caffeine can disturb sleep patterns. | |||
* Increased heart rate – May cause palpitations in some individuals. | |||
* Effects on pregnancy – Excessive caffeine intake may pose risks to pregnant women. | |||
== | == '''Environmental Impact of Coffee Production''' == | ||
Coffee farming affects the environment in several ways: | |||
* Deforestation – Large-scale plantations contribute to forest loss. | |||
* Water usage – Coffee processing requires large amounts of water. | |||
* Fair trade coffee – Ethical certifications ensure better wages for farmers and sustainable farming practices. | |||
== | == '''See Also''' == | ||
* '''[[Tea]]''' | |||
* '''[[Caffeine]]''' | |||
* '''[[Espresso]]''' | |||
* '''[[Barista]]''' | |||
* '''[[Coffee shop]]''' | |||
== '''External Links''' == | |||
{{sisterlinks}} | {{sisterlinks}} | ||
* [ | * [https://www.coffeeresearch.org/ Coffee Research Institute] | ||
* [ | * [https://www.coffeehabitat.com/ Coffee & Conservation] | ||
[[Category: | {{Coffee}} | ||
[[Category: | [[Category:Coffee]] | ||
[[Category:Crops]] | |||
[[Category:Hot drinks]] | [[Category:Hot drinks]] | ||
[[Category:Non-alcoholic drinks]] | |||
[[Category: Non-alcoholic drinks]] | |||
Latest revision as of 17:28, 19 March 2025


Coffee is a plant (Coffea) and a popular beverage made from its seeds. The coffee plant is a bush or tree that can grow up to ten meters (about 32 feet) high but is usually pruned to make harvesting easier. It originally grew in Africa, but now it is cultivated in South America, Central America, and Southeast Asia.
Coffee plays a vital role in the economy of many countries, being one of the most widely traded commodities in the world. The first branded coffee sold commercially was Nes Café in 1879.
The drink is made from the seeds of the coffee plant, known as coffee beans. Coffee is typically served hot but can also be enjoyed as a cold beverage. It contains caffeine, a natural stimulant that enhances alertness and reduces fatigue.
Processing Coffee[edit]
Before coffee beans are brewed into a drink, they undergo several steps:
- Harvesting – Ripe coffee cherries are picked by hand or machine.
- Processing – The beans are extracted from the fruit, dried, and sometimes fermented.
- Roasting – The dried beans are heated to develop their characteristic flavor.
- Grinding – The roasted beans are crushed into smaller particles.
- Brewing – The ground coffee is combined with hot water to extract the flavors.
Types of Coffee Plants[edit]
There are two main species of coffee plants:
- Coffea Arabica – The most widely consumed variety, making up about 60–70% of global coffee production. It has a milder flavor and less caffeine.
- Coffea Robusta – Easier to grow in harsher climates, it contains more caffeine and has a stronger, more bitter taste.
Other lesser-known species include Coffea liberica and Coffea excelsa.
Coffee Production[edit]



Coffee production involves several steps before it reaches consumers:
Harvesting[edit]
Coffee is usually handpicked or machine-harvested when the cherries are ripe. Some coffee beans are "aged" for three to eight years to develop a unique taste.
Processing Methods[edit]
There are two primary methods to extract coffee beans:
- Dry processing – Coffee cherries are sun-dried before removing the outer layers.
- Wet processing – The cherries are soaked in water to separate the beans from the pulp.
Roasting[edit]
"Roasting" transforms green coffee beans into brown coffee beans. The intensity of roasting impacts the flavor:
- Light Roast – Mild, retains original flavors.
- Medium Roast – Balanced acidity and body.
- Dark Roast – Strong, bold flavors with reduced acidity.
Grinding[edit]
Coffee is ground before brewing. The grind size depends on the brewing method:
- Coarse grind – Used for French press and cold brew.
- Medium grind – Common for drip coffee makers.
- Fine grind – Used for espresso.
- Extra fine grind – Ideal for Turkish coffee.
Brewing Methods[edit]
Coffee is made by brewing ground coffee beans in hot water. Popular methods include:
- Boiling – Traditional method used in Turkish coffee and Greek coffee.
- Pressure brewing – Used in espresso machines.
- Gravity brewing – Common in drip coffee makers.
- Steeping – Used in French press and coffee bags.
Coffee Beverages[edit]



Different coffee beverages are made using various brewing methods and ingredients:
- Black coffee – Coffee without milk or sugar.
- White coffee – Coffee with added milk or cream.
- Espresso – Strong, concentrated coffee served in small amounts.
- Americano – Espresso diluted with hot water.
- Cappuccino – Espresso with frothed milk, often topped with cocoa powder.
- Latte – Espresso with more steamed milk and a thin layer of foam.
- Flat white – A stronger version of latte with a smoother texture.
- Irish coffee – Coffee mixed with whiskey and cream.
- Iced coffee – Cold coffee served over ice, milk, or ice cream.
- Vietnamese coffee – Strong coffee brewed using a phin filter, usually served with sweetened condensed milk.
- Frappé coffee – A blended or iced version of coffee, popular in Greece.
Instant Coffee[edit]
Instant coffee is a quick and convenient way to make coffee. It is produced by: 1. Brewing strong coffee. 2. Drying it into granules or powder. 3. Packaging for easy dissolving in hot water.
While instant coffee is convenient, it often has a different taste compared to freshly brewed coffee.
Coffee Culture Around the World[edit]

Coffee is an integral part of many cultures:
- In Italy, coffee is served as espresso.
- In France, people enjoy café au lait.
- In Ethiopia, coffee ceremonies involve roasting, grinding, and brewing in a social setting.
- In Turkey, coffee is served thick and strong, often with fortune-telling using coffee grounds.
- In Scandinavia, people drink the most coffee per capita.
Health Effects of Coffee[edit]
Coffee contains caffeine, a natural stimulant that affects the central nervous system.
Potential Health Benefits[edit]
- Boosts energy levels – Enhances alertness and focus.
- Rich in antioxidants – May reduce the risk of certain diseases.
- May lower risk of some diseases – Studies suggest coffee reduces the risk of type 2 diabetes, Parkinson’s disease, and liver disease.
- Improves metabolism – Aids in fat burning and physical performance.
Potential Health Risks[edit]
- Caffeine dependence – Regular consumption may lead to withdrawal symptoms.
- Insomnia and anxiety – High doses of caffeine can disturb sleep patterns.
- Increased heart rate – May cause palpitations in some individuals.
- Effects on pregnancy – Excessive caffeine intake may pose risks to pregnant women.
Environmental Impact of Coffee Production[edit]
Coffee farming affects the environment in several ways:
- Deforestation – Large-scale plantations contribute to forest loss.
- Water usage – Coffee processing requires large amounts of water.
- Fair trade coffee – Ethical certifications ensure better wages for farmers and sustainable farming practices.
See Also[edit]
External Links[edit]
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