Words cannot describe the stampede that my email about another Dunkin' Donuts taste test set off in the POPSUGAR office. After the popularity of the Dunkin' Donuts holiday flavors a few months back, expectations were high. With enthusiastic chatter about the surprise treats, my co-workers proceeded to try Dunkin's new Valentine's Day menu, which happens to be entirely brownie themed. It includes Fudge Brownie Swirl Coffee, Chocolate-Covered Raspberry Heart Donuts, Brownie Batter Crumble Heart Donuts, and Fudge Croissant Donuts. Read on to find out which snacks you should indulge in on your next coffee run.