what kind of coffee does denny's use

Denny's uses a coffee called "Denny's Signature Diner Blend Coffee," which is made from 100% Arabica beans. This coffee is known for its rich and robust flavor, brewed to deliver a comforting diner experience. It contains no calories when served black and can be customized with cream, sugar, or flavored syrups if desired. The brand or blend specifics point to a proprietary blend provided by S&D Coffee, but the main highlight is its use of high-quality Arabica beans for a smooth and balanced taste.