Teriyaki Chicken One Tray Bake

• 500 g chicken thigh fillets
• 2 bunch broccolini
• 2 corn cobs, cut in half lengthwise
• 1 large capsicum (bell pepper), thinly sliced
• 0.25 cup salt reduced soy sauce
• 0.25 cup sweet chilli sauce
• 2 garlic cloves, crushed
• 3 cm fresh ginger, grated
• 1 tbsp toasted sesame seeds (optional)
• 0.5 cup sliced spring onion (optional)