Malva pudding with Amarula

Serves 6 2extra-largeeggs 250mlcastorsugar 15mlapricotjam 310mlflour 5mlbicarbonateofsoda apinchofsalt 30gbutter 125mlmilk 5mlvinegar Sauce 250mlcream 100gbutter 125mlsugar 100mlAmarulaCreamliqueur whippedcreamtoserve