Cheese Stuffed Onion Shell

Name: Cheese Stuffed Onion Shell
Ingredients: 4 medium size Onion; 3-4 cheese cube; 2 boiled potatoes; 1 small bowl boiled corns; 1 yellow bell pepper chopped in cubes; 1 red bell pepper chopped in cubes; 1 green capsicum chopped in cube; 1 tsp salt; 1/2 tsp black salt; 1 tsp black pepper; 1 tsp coriander powder; 1 tsp chat masala; 1 tsp garlic powder; 1 tsp red chilli powder; 2 tbsp coriander leaves chopped; 1 bowl besan for batter; 1 tsp salt for batter; 1 tsp red chilli powder for batter