Dreyer’s Frozen Custard Macaron Sandwiches: A recipe that's quick and easy — and sweet and savory! Simply buy a variety of colorful macarons from your local bakery and remove the filling from the center. Then, to create the sandwich, place a scoop of your family’s favorite flavor of Frozen Custard in between the two pieces of a macaron. Who would have thought something this delicious could be this easy to make!?