In a large bowl, mix flour, cornmeal, Italian seasoning, garlic powder, paprika, salt and pepper. Add Zucchini water, zucchini mixture, mix until batter is formed
Spread dough evenly in baking dish. Top with parmesan cheese and sprinkle cornmeal.
Bake on top rack in the oven for 45 minutes, until golden brown and cooked. Remove from oven, cool slightly.
Slice Zucchini Scarpaccia in half, top with provolone cheese and prosciutto cotto, top with other half and place in oven for 2-5 minutes until cheese is melted.