Step 1

Preheat oven to 375-degree Fahrenheit/190-degree Celsius.

Step 2

Place all the chopped veggies -- eggplant, bell peppers, summer squash, tomatoes and optional onions -- in baking dish.

Step 3

Scatter the garlic, herbs, salt and ground black pepper over the vegetables and drizzle the olive oil.

Step 4

Use a spoon or your hands to toss the vegetables with the herbs and olive oil.

Step 5

Cover the baking dish with aluminum foil. Bake 40 minutes. Uncover and bake 15 minutes more.

Step 6

Sprinkle fresh herbs, for garnish, if desired. Serve hot, warm or at room temperature.