Served with custard (pink or otherwise!). or on its own, the pudding that takes you straight back to the dinner hall. Vanilla cake topped with vanilla icing and coloured sprinkles. VANILLA SPONGE. Coloured SprinklesSugar, Glucose Syrup, WHEAT Starch ( WHEAT), Colors (E120, E132, E171, E133, E101), Glazing Agent (Shellac).