Add Yahoo as a preferred source to see more of our stories on Google. Pouring a glass of cold brew coffee with ice - Sphoto/Getty Images These days, cold coffee drinks are more than just a summer ...

Coffee and espresso drinkers have notoriously strong opinions about their brewing method of choice. And for those who prefer their drinks made one cup at a time, those opinions are often in the camps ...

Pouring a glass of cold brew coffee with ice - Sphoto/Getty Images These days, cold coffee drinks are more than just a summer fling; in fact, they're at the center of a coffee revolution. According to ...