Get a mixing bowl and add the Cabbage, Carrots, Spring Onions, Capsicums to it.
Add the All-Purpose Flour (Maida) and Corn Flour to it.
Finally, add the Black Pepper Powder, Schezwan Chutney (optional), Red Chili Powder, and Salt to it. Mix everything well and prepare a dough out of it.
Once the dough is formed, prepare the balls and keep them in the refrigerator for 10 minutes. Apply some Water to your palms if the balls are not forming properly.
Heat Oil in a Kadai and make sure the flame is not too high. Otherwise, the balls will remain uncooked from inside.
Now, gently add the balls to Oil and deep fry them till you get a light golden color.
Remove the fried Manchurian Balls on a kitchen paper.
After 5 minutes, increase the flame to high and deep-fry the balls again for a couple of minutes.
Remove them once you get the golden brown color and serve them hot with Schezwan Chutney or Manchurian Gravy.