Ingredients 2 pounds assorted summer squash (such as zucchini and summer squash), halved lengthwise 1 large Vidalia onion, halved Cooking spray 1/2 teaspoon kosher salt, divided 1/2 teaspoon freshly ground black pepper, divided 1/4 cup extra-virgin olive oil 2 tablespoons fresh lemon juice 1/2 cup torn fresh basil leaves 1/2 cup torn fresh mint leaves […]