How Does the Roasting Process Go?

roasting is a very specific process, and different people have very specific ideas about exactly how much a coffee bean should be roasted. Roosters are put to a temperature of around 550 degrees fahrenheit, which is about 288 celsius,. And once the beans are hot enough, they undergo a aa process called pyralysis. They expand cun like popcorn. The longer you roast the coffee bean, the more intense the flavors become. But if the longer you roast them, you also lose more and more the caffine that's inside them.