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Coffee Bean Roasting – Process of Adding Flavor to the Coffee


The Coffee Bean Roasting is a process wherein the chemical and physical characteristics of the green coffee beans are transformed into the coffee products. Roasting is a heating process used to bring out the aroma and a flavor from the green coffee beans. The coffee is stored as green, as this state helps in preserving the freshness, quality and taste of coffee.

The green bean is characterized by high levels of acids, proteins, sugar and caffeine. Physically, it is soft and spongy and smells like a grass. The coffee bean roasting involves a chemical process that brings a flavor to the coffee by changing the taste and properties of green coffee bean. The chemical changes are involved in this process because the beans are rapidly brought to the high temperatures and are cooled down immediately to finish the process. The coffee bean roasting is process that follows coffee processing and precedes coffee brewing. It essentially involves sorting, roasting, cooling and packaging. However, the larger roasting firms can also include grinding and for anysize order will also provide coffee machine rental perth and a great commercial provider is

Scoop of roasted coffee with green coffee beans

Once the roasting is complete, the beans smells like coffee and weigh less as the moisture has been roasted out. These roasted beans are crunchy and ready to be grounded or brewed. It is to be noted, that once the green coffee beans are roasted must be consumed quickly as its freshness starts deteriorating soon. The coffee bean roasting is both an art and science as it involves several years of training for one to become and expert roaster. An efficient roaster is one who can read the beans and take decisions with a flick of seconds. Many roasters have a unique name favored for their roast. Since, there is very little or no industry standardization, you might get confuse with the type of roasts you are buying. Thus, in order to avoid such confusion the roasts can be categorized as:

  1. Light Color Roasts: These roasts are light brown in color and hold no oil on the surface of the bean. This is because these are not heated enough to get the oil break through the surface.
  2. Medium Color Roasts: These roasts are medium brown in color characterized by a strong flavor and a non-oily surface. These roasts are preferred in United States of America and therefore, these are commonly known as American Roast.maxresdefault (1)
  3. Medium Dark Roasts: These roasts are dark and rich in color with a strong smell. There is oil on the surface of a bean with a slight bittersweet aftertaste.
  4. Dark Roasts: This roast produces dark shiny black beans with oil on the surface and a striking bitterness. It is to be noted that the darker the roast is the lesser will be the acidity in the coffee beverages.

Thus, these are the kinds of roasts that produce different types of coffee beans. One must be cautious while selecting the beans as the taste of the coffee varies with the duration of a roasting process. The more the heating the darker will be the color of the bean and the more it will be in bitter in taste.

How Coffee Roasting in Australia Compares to the Rest of the World


Italy, Unites States and many more other countries have been greatly influenced by the culture of coffee, but in the past few years one name has shown a great trend towards the coffee vulture i.e. Australia. Australia has been greatly turned itself towards the coffee culture. It started in the late 1950’s when coffee began to dig itself in Australia but by the late 80’s coffee rooted itself deeply in every single home of Australia and by the ending of 90’s the Gold Standard of the Espresso became the standard quality mark for the coffee cafes and coffee shops all over in Australia. More over Australia is one of the countries which are the biggest consumers of the coffee in the whole world.

It doesn’t matters when you are in Australia you need not to search for the quality of espresso; simply you can go to the nearest café shop and enjoy the perfect taste of the espresso. Let us see some of the other coffee roasting facts of Australia compared to the rest of the worlds.


  1. There are nearly 6,700 café coffee shops in all over Australia from which approximately 96% of the coffee café shops are independently owned and operated by the owner itself.
  2. Starbucks one of the biggest names in the coffee industry failed to gain access in the Australian coffee market as the popularity of the independent stores was way more as compared to this foreign brand, whit one 22 store in Australia Starbucks failed to take over the coffee market of Australia.
  3. The registered training organizations have managed to give the nationality to the degree holders of the coffee experts in Australia; this is because the government understands the importance of these Baristas for the coffee market growth.
  4. The Espresso coffee has dominated the coffee market of Australian market same as Italy was influenced.
  5. Nearly 80% of the consumed coffee is the instant coffee. All the consumers of the coffee in Australia are addicted to drink the instant coffee they can’t even wait for someone to take more than 5 minutes to make them the espresso or the coffee. This has greatly affected the consumption ratios of the instant coffee; one of the major instant coffee brands that have taken over this market of Australia is
  6. The consumption rate of coffee as jumped up by 4 time in the last 50 years. The per capita consumption of coffee 50 years back was just 1.2 kg per capita but now in 2015 It was calculated to be 4.5 kg per capita, where as there has been a greater effect on the tea industry where the total per capita consumption of tea 50 years back was 1.2 kg, now it has reduced to only 0.5 kg per capita throughout Australia.
  7. The coffee beverage Flat White was invented by the Australians and now this invention is one of the popular beverages amongst all the coffee lovers around the whole world.