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                                    | Remove stems and gently scrap gills underside of mushrooms, discard stems and gills.  Brush mushrooms top and bottom with olive oil.  Combine cheese, prosciutto, garlic and basil in a medium bowl.  Grill mushrooms, top side up on a covered gill over medium heat for about 4 mins.  Turn mushrooms over, fill caps with cheese mixture, divided equally.  Cover and grill for 3-4 minutes longer until cheese is warm.  Remove mushrooms from grill; cut into quarters.  Serve warm |  |  |