Insanely Delicious So Moist with Custard Cream Chocolate Cake

#chocolatecake#custard#holidaycake#birthdaycake#easycake#yummycake Ingredients: 4 egg whites 4 egg yolks 3/4 cup (180g) sugar 1/2 cup (100ml) water 1 cup (130g) flour 1tsp baking powder 3TBsp cocoa powder For soaking: 200ml (3/4 cup) milk 2TBsp powder sugar Custard Cream: 2 eggs 1/4 cup(60g) sugar 1/2 cup (160g) condensed milk 3TBsp (45g) flour 1 cup (250ml) milk 1 cup+1TBsp (250g) butter, softened (8.7oz) Ganache: 3TBsp cocoa powder 3TBsp sugar 4TBsp sour cream 4TBsp butter (50g)