Pesto Pinwheels

Bahan-bahan (48 porsi)

• 2 sheets frozen puff pastry (thawed overnight in the refrigerator)
• 1/2 cup Basil Pesto (or flavored pesto of your choice or 1/4 cup each, divided)
• 10 slices prosciutto (divided (1, 5-ounce packet))
• 1 1/2 cups freshly shredded Mozzarella cheese (divided)
• 4 tablespoons grated Parmesan cheese (divided)
• Chopped fresh basil (optional for serving)