Cajun Chicken with Sweet Potato Skins

• 500 g chicken thigh fillets (skinless, boneless)
• 500 g sweet potato
• 400 g corn kernels, tinned, drained
• 2 tsp extra virgin olive oil
• 1.5 tbsp cajun spice
• 0.3 cup mozzarella cheese, shredded
• 0.5 cup coriander (cilantro), chopped
• 1 avocado, chopped
• 1 lime, to serve