Oven Bake Chicken Quesadilla

• 250 g chicken breast, diced
• 1 red capsicum (pepper), diced
• 1 cup corn, frozen
• 1 tbsp Mexican seasoning
• .5 cup cheddar cheese, grated
• 2 wholegrain wraps
• 1 avocado, diced
• 1 tomato, diced
• .5 red onion, finely chopped
• .25 cup coriander (cilantro)