The Del Taco rendering of the new counter area includes the new open cooler area, at right, for fresh produce.

The Del Taco prototype offers double drive-thru lanes, where real estate allows, and parking so customers can dine in their cars.

The Del Taco prototype features a covered area for the food delivery window.

The Del Taco prototype rendering accommodates a double drive-thru in which one could be devoted to mobile orders and third-party delivery drivers.

The Del Taco prototype rendering shows how the lot layout could be configured.

The Del Taco prototype design features white, green, yellow and orange colors.

The Del Taco prototype lobby area is visible through the glass windows of the entrance.