The four cup sizes available at Dunkin’ Donuts are small, medium, large, and extra-large. While small, medium, and large are size choices for essentially any drink on the menu, you can only ...

Dunkin’ Donuts is aiming to drive holiday sales and promote its Halloween-themed Boston Scream Donut and Halloween Pumpkin Donut with a cup-decorating challenge on Twitter and Instagram.

Sales of Dunkin' Donuts K-Cups are crashing. The brand's K-Cups, which are plastic pods for Keurig single-serve coffee brewers, are doing worse than competitors' products, writes Venessa Wong at ...