– 1.5 lb boneless skinless chicken breasts , pounded to even thickness – 1 lb Yukon gold potatoes , cut into ½-inch pieces – 1 head broccoli , cut into florets – 8 oz. baby carrots – 8 oz. grape tomatoes – 2 tablespoons olive oil , divided – 1 teaspoon Italian seasoning – ½ cup balsamic vinegar – 1 teaspoon garlic powder – 1 teaspoon onion powder – 3 tablespoons honey , or brown sugar – salt and pepper , to taste