Assemble Muffuletta - One hour before serving, split muffuletta loaf in half horizontally . Spread olive salad with any juices generously over bottom. Then, in order, layer ½ of the soppressata slices, followed by ½ of the mortadella, ½ capicola, and ½ provolone slices. Repeat with the remaining halves, Fish with bread top and press down to compress. For best flavor, wrap tightly in paper or plastic and let rest for 1 hour. Cut into 4 triangles and serve with chips and a pickle spear.