Put the breadcrumbs sugar and butter in a bowl and pour on the hot milk. Leave to soak for a few minutes.
Separate the egg yolks and whites; beat the yolks and add to the milk mixture. Add flavouring and salt.
Pour into a greased 1 litre or baking dish and cook until set about 45 minutes.
Remove from the oven and allow to stand for a few minutes.
Meanwhile beat the egg whites and make the meringue with 2-4 Tbs sugar according to taste.
Soften the jam by warming or adding a little hot water. Spread jam on top of pudding and cover with meringue.
Bake until the meringue is lightly coloured 15 - 20 minutes. Serve warm.
