What are the three main phases of coffee roasting?

• A. Roasting, cooling, and brewing
• B. Drying, browning, and development
• C. Grinding, brewing, and tasting
• D. Preparation, brewing, and serving

Answer: (B)

The three main phases of coffee roasting are drying, browning, and development.

During the drying phase, the moisture content of the green coffee beans is reduced, which is crucial for the subsequent phases. This phase typically lasts for several minutes and is essential for preparing the beans for the complex chemical changes that occur during roasting.

The browning phase, also known as the Maillard reaction phase, involves the development of aroma and flavor compounds as sugars and amino acids react due to the heat. This stage is critical for achieving the desired flavor characteristics of the coffee, as it transforms the raw beans into flavorful roasted coffee through the caramelization of sugars.

The development phase refers to the time after the first crack, where the roast is adjusted to achieve the desired profile. This phase is key in determining the final flavor profile of the coffee, as further heat application enhances sweetness, acidity, and body.

Understanding these three phases allows roasters to control the roasting process more effectively, impacting the overall flavor and quality of the final product. This knowledge is critical for achieving the desired taste and ensuring consistency in roasting.