Make a hole in the centre of the pie and pour in the custard, put back into the oven for a further 20-30 minutes or until the custard sets and the apple is fully cooked. For shortcrust pastry ...
Then mix eggs and heavy cream in small bowl and pour over warmed apple pie mixture. Reduce heat to 350?F degrees and bake for an additional 25 minutes or until custard is set and golden brown.