In the event you haven’t surfeited yourself on enough sweets on Thanksgiving, Dunkin’ Donuts is doing its part to ensure that customers can enjoy a sugar infusion, in hot cocoa form, on Black Friday, a day regarded by many as the official start of the holiday shopping season.

Single-serve coffee is all the rage in coffee circles these days. Many java buffs are familiar with K-Cups --- mini-packs of joe that enable a person to produce one cup of coffee at a time in a Keurig single-serve home brewing machine. (The Keurig brand is owned by Green Mountain Coffee Roasters Inc. of Vermont.)