Portillo's and Dr Pepper launch limited-time summer shakes

Portillo's has announced a limited-time summer collaboration with Dr Pepper to launch two new beverage products: the Dr Pepper Shake and the Dr Pepper Cake Shake.

The Dr Pepper Shake combines Portillo's vanilla shake with Dr Pepper flavor. The Dr Pepper Cake Shake incorporates a slice of Portillo's chocolate cake into the mixture, utilizing the 23 signature flavors of Dr Pepper. This new item builds upon the restaurant's existing Chocolate Cake Shake menu item.