In a mixing bowl, add leftover rice and mashed slightly with your hand.
Then add green chilli paste, ginger-garlic paste, grated cabbage, chopped onion, chopped capsicum, salt to taste, red chilli flakes, amchur powder, garam masala, cornflour, and maida.
Combine well making sure a dough is formed.
Prepare a small ball-sized ball greasing hand with oil.
Now deep fry the ball in hot oil.
Fry on medium flame, flipping occasionally till it turns golden brown.
Drain out balls on a wire rack.
Serve rice ball with tomato ketchup.