Preheat your oven to 425°F and line two sheet pans with parchment paper for easy cleanup. Pat eggplant slices completely dry with paper towels—moisture is the enemy of caramelization, so don't skip this critical step.
In a small bowl, combine olive oil, minced garlic, oregano, basil, red pepper flakes, salt, and black pepper. Whisk thoroughly until the herbs are evenly distributed and the mixture looks fragrant and vibrant.
Arrange eggplant slices in a single layer on your prepared sheet pans without overlapping—they need direct heat contact. Brush both sides generously with the herb-garlic mixture, ensuring every surface gets coated for maximum flavor development.
Roast for 25-30 minutes, stirring the pan halfway through cooking to ensure even browning on all edges. The eggplant should be golden-brown and fork-tender when ready—this is when the stunning sheet pan eggplant summer recipe reaches peak deliciousness.
Remove from the oven and drizzle immediately with balsamic vinegar while the slices are still steaming hot. Scatter cherry tomatoes, toasted pine nuts, and grated Parmesan across the entire surface while it's warm.
Finish with fresh parsley, fresh basil, and a squeeze of lemon juice right before serving to preserve the bright herbal notes. The combination of warm roasted vegetables and cool fresh herbs creates beautiful contrast in both temperature and flavor.