Blend the ginger, garlic, onion, stock cube seasoning with the oil to form a smooth paste.
Add the paste to the chicken and marinate for about an hour.
Skewer the seasoned chicken pieces alternating with the peppers and onions and set aside.
Combine all the ingredients for the suya seasoning and mix together.
Once the suya seasoning is ready, sprinkle some of it on the skewered chicken and grill till it is cooked and browned both sides.
Remove from the heat and sprinkle a bit more of the suya powder on it and serve.