How to eat coffee beans best? Is it better to burn the coffee beans or lighter them?

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After deciding whether to buy ground coffee powder (Ground) or whole coffee beans (Whole Bean) to be boiled before grinding, the next choice is light roasting, medium roasting, or deep baking.

Cyberian Cafe: Roast Types and Wikipedia: coffee roasting is well written, so let's put it together.

The following picture of Cyberian Cafe shows the changes in the color and shape of coffee beans from roasting to blackening.

The following picture is taken from Coffee Analysts: Roasted Coffee and Degree of Roast Color. As the baking time lengthens and the temperature increases, the color, acidity, appearance and aroma of coffee beans change all the time. Different varieties of coffee beans have the most suitable baking time and temperature, and their favorite taste and flavor also vary from person to person.

Shallow baking (Light Roast)

This category includes Cinnamon Roast, New England Roast

Its characteristics can be seen from the chart above, it still retains the sour taste of coffee beans, the color is lighter, the caffeine content is the highest, the oil in coffee beans has not been roasted, and there is no scorched taste, so coffee beans still retain their original flavor. Java, Kenya, Hawaiian Kona, and Jamaican Blue Mountain are commonly used in this way of baking.

Medium baking (Medium Roast)

This category includes American Roast, City Roast, Full City Roast

It is characterized by low sour coffee beans, dark color, lower caffeine content, some of the oil in the coffee beans are roasted, so the coffee beans are oily and bright. It is a middle way, a little oily but not too oily, except that the sour taste is reduced a little, and the caramel in the beans is roasted and a little sweet, which most people will find more palatable.

Deep baking (Deep Roast)

This category includes Viennese Roast, Italian Roast, Espresso, French Roast, Spanish Roast

It is characterized by the fact that the sour taste of the coffee bean is almost gone, replaced by the scorched smell of caramel and the lowest caffeine, because the oil in the coffee bean is roasted, and the surface color is black and gold.

So next time you'll know what Italian-baked coffee is or French-baked coffee.