One Tray Chicken Parmigiana Bake

• 1 kg chicken thigh fillets (skinless, boneless)
• 250 g cherry tomatoes, chopped
• 2 tbsp balsamic vinegar
• 500 g pasta sauce
• .3 cup parmesan cheese, grated
• 175 g mozzarella cheese
• 2 cup quinoa
• 3 cup baby spinach