Grilling: Place the Fish Balls on the grill for 6 to 8 minutes and until reaching a brown color. Microwave: Place the Fish Balls in the microwave for 2 to 3 minutes until they are well cooked. Deep frying: Deep fry the Fish Balls in preheated vegetable oil at 190°C for 3 to 5 minutes until reaching a golden color. Boiling: Boil the Fish Balls in boiling water for 3 to 5 minutes until they are well cooked.