If you want to make this recipe as a snack with less sauce, then reduce the quantity of the chicken stock and cornflour. If chicken stock is not available then you can use water instead.
How can I make the chicken extra juicy and tender?
If you want your chicken pieces to be more juicy and tender, then you can soak the chicken in lukewarm water for 10 minutes and then marinate it.
Can I bake the chicken balls instead of frying?
Yes. You can bake or grill the chicken balls.