Cook from frozen:
Ovenbake: Season fillets with salt & pepper, brush with butter. Place on a greased baking tray in a pre-heated oven 170c for approximately 25-30 mins. This may vary depending on the oven.
Shallow Fry: In a small amount of oil for approximately 10 mins until golden brown, turning occasionally.
Microwave: Place on a microwaveable plate and cover. Cook on high 650w for 3 mins, then rotate dish and cook for 2 mins. Stand for 1 min and season to taste