National Deep Dish Pizza Day 2024.  — national deep dish pizza day is celebrated on april 5 to honor one of america's favorite pizza varieties. It's time to get your ovens ready for national deep dish pizza day on april 5!

The pizza was created at chicago’s pizzeria uno in 1943, either by the pizzeria’s. April 5th is national deep dish pizza day, and what better way to celebrate than with a delicious slice of deep dish pizza?