My baked version is lighter than the typical fried counterparts without compromising ... and Parmesan cheeses. Repeat layering with the remaining eggplant, panko, tomato sauce, and cheeses.
The thing is that there's no absolute answer here ... rich layers of cheese and tomato sauce. If you're making eggplant parmesan for a crowd or looking for a softer, melt-in-your-mouth bite ...