Chop the onion and garlic finely, sauté in oil and season with pepper and salt.
Chop the red bell pepper finely and add it along with the cubetti, balsamic, pepper, salt, oregano, and tabasco, let it simmer covered for a while.
Slice the eggplant, zucchini, and tomato into thin slices.
Cut the bell pepper into quarters and then into squares about the same size as the zucchini.
Pour the nicely thickened sauce into a baking dish, now take a slice of eggplant, tomato, zucchini, and bell pepper and arrange them upright in the sauce, continue until everything is used up and the dish is full.
Mix the thyme and oil with pepper and salt and spread it over the whole.
Cover the dish with aluminum foil and bake for 40 min in an oven at 195°C.
Remove the foil and let it color for another 10 minutes.