01 - Preheat a grill or grill pan to medium-high heat.
02 - In a small bowl, combine olive oil, minced garlic, dried oregano, sea salt, and freshly ground black pepper. Mix until well blended.
03 - Brush both sides of the eggplant and tomato slices generously with the prepared marinade using a basting brush.
04 - Place eggplant slices on the grill and cook for 4 to 5 minutes per side until tender with distinct grill marks.
05 - Grill tomato slices for approximately 2 minutes per side until just softened but still holding their shape.
06 - Arrange grilled eggplant and tomato slices on a serving platter, alternating between the two in overlapping layers.
07 - Drizzle with balsamic glaze and sprinkle with fresh basil chiffonade. Serve warm or at room temperature.