Tiramisu Author: Jeroen Valkenier Prep time: 1 hour Cook time: 15 mins Total time: 1 hour 15 mins Serves: 15 portions Ingredients Cake layer 5 egg yolks 100 gr white sugar 5 egg whites 25 gr white sugar 100 gr white flour 25 gr corn starch Coffee syrup 150 gr water 75 gr white sugar