Biscuits with zabaglione flavour cream and milk chocolate

milk chocolate 35% (sugar, cocoa butter, whole milk powder, cocoa mass, whey powder, anhydrous milk fat, emulsifiers: lecithins (soy), polyglycerol polyricinoleate, flavour: vanillin), wheat flour, palm fat, sugar, skimmed milk powder, egg mass, glucose-fructose syrup, whole milk powder, whey powder (milk), soya flour, potato starch, lactose (milk), flavours: vanilla, zabaglione cream