Chocolate royal gateau Author: Jeroen Prep time: 1 hour Cook time: 10 mins Total time: 1 hour 10 mins Serves: 6-8 portions Ingredients Sponge base 2 egg whites 18 gr sugar 2 egg yolks 32 gr white sugar 40 gr flour 10 gr corn flour 1 gr salt Crunchy layer 100 gr cookies 25 gr