Charred Vegetable Panzanella with Olive Oil Bread

Brush bread, zucchini, squash, eggplant, and red onion with 2 tablespoons olive oil and season with salt, garlic powder, and black pepper.

Grill zucchini, yellow squash, eggplant, and red onion, covered, on grill rack, directly over medium-high heat for 6 to 8 minutes, or until tender, turning once halfway through grilling. Remove vegetables and set aside to cool slightly.

Grill bread on grill rack directly over medium-high heat for 1 to 2 minutes or until toasted and lightly charred, turning once halfway through grilling. Remove bread and set aside.

Cut grilled, cooled vegetables into 1-inch pieces. Transfer to a very large bowl. Toss with remaining 3 tablespoons olive oil and red wine vinegar. Add arugula, tomatoes, 1 cup Parmesan cheese, and basil and toss gently to combine.

Cut grilled bread into 1-inch pieces and add to vegetable mixture; toss gently to combine.

Serve immediately or let stand at room temperature for up to 30 minutes. To serve, garnish with additional Parmesan cheese, if desired.