Mash the boiled potato well. Now in a bowl put together 4 chopped Green chilies, 1 tsp Black pepper, 1 tsp Cumin seeds, 1/2 tsp Crushed red chili, 1/2 tsp Salt, 2 tbsp Cheddar cheese, 2 tbsp Mozzarella cheese and 2 tbsp Mint leaves.Mix well. Flatten the Bread slices using rolling pin. Fill the mixture in bread slices and fold like a Swiss roll. Dip in 2 beaten egg, roll in 1 cup Flour and fry in hot oil. Delicious and crispy cheese rolls are ready to serve.