Take ½ cup boiled corn in a bowl along with chopped ½ onion, ½ capsicum, 2 tbsp coriander leaves, 2 grated cheese cubes, ¼ tsp black pepper powder, ¼ tsp chaat masala and salt as per taste. Mix well to prepare the stuffing mixture. Now take a bread slice and spread 1 tsp mint chutney on it. Spread some corn mixture on the bread slice. Take another bread slice and spread 1 tsp mint chutney on it. Cover the sandwich with this bread slice. Now just toast the sandwich using some butter on a non-stick tawa or use a sandwich maker to grill it.