One Tray Honey Mustard Chicken/Salmon

• 500 g chicken thigh fillets
• 250 g salmon fillets
• 2 carrot, thinly sliced
• 2 bunches broccolini
• 2 cup pearl couscous
• .25 cup honey
• .3 cup dijon or seeded mustard
• 1 tbsp white wine vinegar
• 1 tbsp lemon, herb and garlic seasoning (optional)