As part of the combo deal, Sonic is offering a Grilled Cheese Double Burger served with your choice of a side of small Tots or small Fries for $3.99.

The Grilled Cheese Double Burger features two seasoned jr. beef patties layered with three slices of melty American cheese, ketchup, mustard and diced onions, between two slices of thick, buttery Texas Toast.

You can find the $3.99 Grilled Cheese Double Burger + Small Tots or Fries deal at participating locations nationwide for a limited time.

Image via Sonic