Preheat oven to 375°F (190°C).
In a greased 9x13-inch baking dish, spread a thin layer of marinara sauce.
Add a layer of fried eggplant, then spoon over marinara, sprinkle with Locatelli Parmigiano Reggiano, mozzarella (if using), and a few torn basil leaves.
Repeat layers until all eggplant is used, finishing with sauce, Parmigiano, and mozzarella on top.