Tear the whole Pandoro cake and place into a large and deep baking tray.
Add the Nutella btween the Pandoro slices followed by the raisisn, pistachip and almonds. For the warm Custard pour the milk double cream, 2 types of vanilla, cinamin, salt and the full egg in a bowl and mix it until everthing is combined .
Transfer the mix into a saucepan and keep whisking on a low heat. (Dont stop mixing at any point other wise the egg could scrumble).
Remove from heat when you start seeing steam coming off the custard mix
add 4 egg yolks in a bowl whisk and slowly start pouring the custard mix into the egg yolks. Start with pouring a tbsp of custard to the egg yolks and gradualy move to 1/8 cup , 1/4 cup and 1 cup while whysking continusly once everything is combined pour the whole mix back into the sauce pan and simir on low while whisking for 5 min .
Poor the custard mix on the Pandoro.
Leave it to set for 15-20 min before putting it in the oven.
Place the pandoro bread pudding in a preheated oven and bake for 30 min on 180C.
Once out sprinkle more icing Sugar and pistachio.
Serve straight away with pouring cream or icecream.