If you are in the supermarket or your local seafood shop you may notice all different types of scallops. Bay, diver, and sea scallops to name the main ones! Bay scallops are the smallest, followed by diver, then finally sea scallops being the largest. In this recipe you'll want to use diver or sea scallops. 1/2 lb of diver scallops or 4-6 sea scallops will be perfect!