Heat Grill To Medium Heat. Brush Both Sides Of Fish With Oil. Grill, Skin-Sides Down, 10 Min. Or Until Fish Flakes Easily With Fork. Meanwhile, Cook Cream Cheese And Milk In Saucepan On Medium Heat 2-3 Min. Or Until Cream Cheese Is Completely Melted And Sauce Is Well Blended, Stirring Constantly. Stir In Pesto. Serve Fish Topped With Sauce And Parsley.