Long before there were spirulina smoothies, or ginger-turmeric shots, or even run-of-the-mill energy drinks, there was coffee. But as the functional-food market gets more crowded, this centuries-old member of that segment is getting upgrades as restaurants and manufacturers tweak it with herbs, spices, fats and even gases to add to its appeal and purported health properties.
Courtesy of Denny's
Restaurants step up cold brew options
Latest coffee trend accentuates beverage functionality
Correction: August 03, 2018
This story has been updated with the correct number of Toby's Estate locations.