\" \" Roasting coffee beans definitely affects their flavor, but where the beans are harvested has a huge influence on taste, as well. It grows best in the so-called Coffee Belt — also referred to as the Bean Belt. But that brings us to the so-called Coffee Belt — or Bean Belt — where virtually all of the world's commercial coffee is grown. Those countries in the Bean Belt provide us with the estimated 2.25 billion cups of Joe every day around the world. One reason: It's a big country in the Coffee Belt, with a coffee-friendly geography and climate.