Ingredient:

• 2 pints cherry or grape tomatoes
• 1 medium eggplant (about 1 pound), diced
• 1 medium zucchini, diced
• 1 medium yellow squash, diced
• 1 medium red bell pepper (or orange or yellow), diced
• 1 medium yellow or white onion, diced
• 6 tablespoons olive oil, divided
• 2 tablespoons balsamic vinegar
• 6 cloves garlic, pressed or minced
• ½ teaspoon salt
• Freshly ground black pepper
• Red pepper flakes
• ½ pound (8 ounces) whole grain spaghetti
• Freshly grated Parmesan cheese, optional
• 2 tablespoons chopped fresh basil
• 1 tablespoon chopped fresh oregano (or 1 teaspoon dried oregano)
• 1 teaspoon fresh thyme (optional)