Warm the milk, Cream Cheese, sunflower oil and salt together in a saucepan to 50°C, then remove from heat.
Cool down the mixture to 36°C, blend in egg yolk, followed by flour.
Gently fold the soft-peaked French meringue into the cheese batter (36°C).
Spread the batter on a 60 cm x 40 cm baking tray.
Bake in deck oven at 170°C (top), 160°C (bottom) for 20 minutes.
Switch the oven off and keep the biscuit inside the oven for 10 minutes with the door open.