Best Ever Grilled Vegetables {So Easy!}

Ingredients (11)

• 1 lb zucchini
• 1 lb bell peppers
• 1 large red or white onion
• 1/3 cup Italian parsley or basil
• Cooking spray
• Balsamic Dressing:
• 2 tbsp olive oil
• 2 tbsp balsamic vinegar
• 2 garlic cloves
• 1 tsp salt
• Ground black pepper