Cut the eggplant into ¼ inch slices. Place the slices into a colander and sprinkle with salt and toss to coat. Let stand for 30 minutes. Rinse and squeeze a little bit and put them on a paper towel.
In the mean time mix the tomato sauce with the tomato paste, bell pepper, garlic, oregano and italian seasoning.Preheat oven to 400 F / 200 C.
Coat the oven dish with a little bit of olive oil. Spread some tomato sauce in the bottom of the oven dish. Add a layer of eggplant slices, more marinara and some slices of mozzarella. Repeat the layers finish it off with any remaining mozzarella and parmesan flakes.
Bake for 20 minutes. Turn on the broiler for a couple minutes, so the cheese starts to brown in places. Let rest for a couple of minutes before serving. Decorate with some basil leaves.
Keyword eggplant, green bell pepper, mozzarella, parmesan