Tropical prawn and rice burrito

Name: Tropical prawn and rice burrito
Ingredients: 3 cups of SunRice Rain Fed Wholegrain Brown Rice, boiled and drained as per packet instructions; 1 cob of corn, whole, husk on; 1 tablespoon + 1 teaspoon of unsalted butter; 1 red onion, finely sliced; 3 garlic cloves, minced; 1 cup of diced pineapple; 1 teaspoons cumin powder; 1.5 teaspoons coriander powder; 1 teaspoons smoked paprika; 120g of manchego cheese, finely grated (or substitute for a sharp cheddar); 3 limes; ½ bunch of mint, chopped; ½ bunch of coriander, chopped; 16 large prawns, cooked, chilled and peeled; flake salt; black pepper; 8 wheat wraps, medium sized, round