Preheat steamer oven (hot air) to 200 °C. Bake the frozen product on a gastro-tray for about 15 minutes.
Preheat oven to 190 °C. Place the frozen produtc evenly on a baking tray covered with baking paper and bake for about 20 minutes.
Deep-fry the frozen product at a fat temperature of 175 ° C for about 6 minutes.