Cut peach: Halve peaches. Remove seed. Cut each half into half again. If your peaches are really large, cut each half into thirds.
Dressing: Combined dressing ingredients in a jar and shake well.
Toss rocket in ~2 tbsp of dressing.
Mozzarella: Tear mozzarella into pieces.
Assemble: Arrange rocket, peaches, mozzarella on a large plate or platter. Drape prosciutto around salad. Drizzle remaining oil over the salad. Serve!
