He could claim it was just for dessert - Flavor of the Day!
(Butter Pecan, by the way. At least at our location.)
His location was Frozen Capuccino. In Wisconsin, the marquees would routinely conflate the special of the day with the flavor of the day.
Real Life Example: “Chocolate Raspberry Tacos Are Back!”
When we moved to Rockford, IL in 1998 we thought it was hilarious. None of the locals found it even mildly amusing.