Heat a cast-iron grill or pan over high heat.
Brush the eggplant slices with the oil, or pour the oil in a shallow dish and dip the eggplant slices, scraping off excess.
Grill slices over high heat, turning once until well browned.
Transfer the grilled slices to a platter, sprinkle with garlic, herbs and seasonings. Drizzle with a little bit of olive oil.
Serve warm or room temp.