Preheat oven to 180°C. Sift the all-purpose flour.
Put the cream cheese and sour cream into a bowl and leave it until it reaches room temperature.
Add 40 g of sugar and mix. Then add egg yolks, mix them well.
Add the all-purpose flour and mix. Then add the milk and mix to combine.
Put 50 g of sugar into the egg whites and whip, making a soft meringue.
Mix the batter and the meringue and pour into the baking pan evenly.
Put hot water into the baking tray to bake with water-bath. Bake it at 180°C/360℉ for 10 min, then turn down to 150°C/300℉and bake it another 10 min.
Decorate the cakes with whipped cream and fruit.