The limited-time offer will be available February 9 through April 5.
In a phone interview, Marie Grimm, IHOP's vice president of menu development and innovation, said the chain has been working on the item for about a year now.
"As many different doughs as you can think of, we attempted to waffle-ize," she said before settling on the Criss-Croissant, which has 42 layers.
The new mashup joins a crowded landscape of national chains that have dabbled in hybrids, including Dunkin' Donuts and Jack in the Box. They follow the craze that Dominique Ansel Bakery's trademarked Cronut in New York's SoHo neighborhood launched nationwide, where customers would wait hours to buy a $5 dessert.