Creating Mediterranean Baked Fish can be straightforward if you follow these simple steps:

1. Preheat the Oven: Set your oven to 400°F (200°C).
2. Prepare the Baking Dish: Use a large baking dish and drizzle a tablespoon of olive oil at the bottom.
3. Arrange Vegetables: Evenly spread the sliced red onion, halved cherry tomatoes, and Kalamata olives in the baking dish.
4. Add Garlic: Sprinkle the minced garlic over the vegetables.
5. Place the Fish: Lay the fish fillets on top of the vegetables in the baking dish.
6. Season the Dish: Drizzle the remaining olive oil and lemon juice over the fish. Sprinkle with dried oregano, dried thyme, salt, and pepper.
7. Add Lemon Slices: Arrange the sliced lemons on top of the fish for a fresh, zesty flavor.
8. Bake: Place the dish in the preheated oven and bake for 20-25 minutes or until the fish flakes easily with a fork.
9. Garnish: Once cooked, remove from the oven and garnish with fresh parsley before serving.

Following these steps will lead to a delightful Mediterranean meal that is both healthy and flavorful!