To take advantage of the offer, simply redeem the deal in the Del Yeah! Rewards app with any qualifying purchase on Monday, September 25.

The Grilled Chicken Stuffed Quesadilla Taco features grilled chicken, a blend of fresh house-grated cheddar cheese and creamy queso blanco between two grilled flour tortillas, all topped with shredded lettuce, diced tomatoes and more cheddar cheese.

Del Taco’s National Quesadilla Day offer is valid at participating locations nationwide for one day only on September 25, 2023.

National Quesadilla Day is celebrated annually on September 25.

Image via Del Taco