The Secret of Coffee Roasting Degree, Exploring the Transformation of Coffee Beans

The degree of coffee roasting has a crucial impact on the taste of coffee. During the roasting process, coffee beans undergo a series of magical changes, from light roasting to dark roasting, presenting different colors, aromas and flavors. This article explores the mystery of coffee roasting degree and introduces the transformation journey of coffee beans during the roasting process, helping readers understand the impact of different roasting degrees on coffee quality and how to choose the appropriate roasting degree according to personal taste.

In the world of coffee, roasting degree is a fascinating and controversial topic. From raw beans to roasted beans, coffee beans go through a wonderful journey in the oven or roaster. Every subtle change in this journey will bring a completely different flavor and taste to the coffee. What are the stages of coffee roasting? How do they affect the final quality of coffee?

1. Light Roast

The surface of lightly roasted coffee beans is light yellow to light brown. At this time, most of the moisture inside the coffee beans has been evaporated, but the internal oil has not yet seeped out in large quantities. Coffee beans with this degree of roasting have a fresh taste, a distinct sour taste, and a bright floral and fruity aroma. It is a favorite of many people who like refreshing coffee.

2. Medium Roast

When entering the medium roasting stage, the color of the coffee beans deepens further, showing a dark brown color. At this time, the oil inside the coffee beans begins to gradually seep out, showing a translucent state. Coffee beans with this roasting degree have both sourness and sweetness, and a strong sense of balance. It is the choice of many daily drinks.

3. Deep Baking

Deeply roasted coffee beans are very dark in color, almost black, and have a shiny surface. During the roasting process, the sugar and caramel inside the coffee beans react to give the coffee a strong caramel flavor and chocolate sweetness. This roasted coffee has a strong bitter taste and is suitable for people who like strong flavors.

4. Overcooked Baking

Over-roasting is an extreme roasting method. At this time, the coffee beans are too dark in color and may even have a smoky taste. Over-roasting will destroy the fiber structure inside the coffee beans, making the coffee taste rough and lose its original balance. It is a stage that many coffee lovers avoid.

In addition to the four common roasting degrees mentioned above, there are some subtle differences in the roasting stages. Although the differences between them may not be significant, they bring subtle changes to the flavor and taste of the coffee.

5. Light Medium Baking

This is a roasting state between light and medium. At this time, the coffee beans have the sourness of light roasting and begin to show the sweetness and balance of medium roasting. This roasting degree of coffee beans is suitable for those who want to try a balanced taste.

6-7, medium-dark roast

This is a more common roasting degree choice. The coffee beans at this time are moderately dark in color, with sweetness and bitterness coexisting and balanced. This type of coffee beans is suitable for making various styles of coffee drinks and is also a common choice in many coffee shops.

8. Special baking treatment

In addition to the common roasting degrees mentioned above, there are also some special roasting methods such as slow roasting and quick roasting. These methods can bring unique flavor and taste changes to coffee beans in a short period of time, making each coffee unique.

The roasting degree of coffee is a complex and diverse topic. Different roasting degrees not only affect the taste and flavor of coffee, but also reflect the ingenuity and love of coffee by baristas. Every tiny change may bring a completely different experience to coffee, which is also one of the manifestations of the charm of coffee. Want to explore more about the mystery of coffee roasting degree? Then go deep into it! Taste the uniqueness of each roasting degree!