Sonic Introduces Custard Concretes for Limited Time
Sonic Drive-In introduces new Custard Concretes; ice cream’s smoother, creamier cousin. In one bite, the rich frozen Custard Concretes provide high-quality flavor found only at Sonic.
New to the Sonic mix-in options: Heath Bar candy that guests can enjoy in their creamy Vanilla Custard Concrete. In addition, dessert lovers can choose from delightful flavor combinations like Dark Chocolate with OREO Cookie Pieces, Strawberry made with M&M’S Minis, Peanut Butter with Butterfinger, Banana with Reese’s, and Caramel made with Snickers.