All My Friends Cook This Cake With 2 Types Of Chocolate, Without Baking!

melk / lange vingers 300 ml / 300 g vorm maat 25×25 cm boter 100 g bloem 100 g melk 1 liter suiker 100 g vanille-essence 7 ml donkere chocolade 150 gr witte chocolade 70 g IN DE KOELKAST 2 H.