Bake-at-home fluffy, date-studded sponge with a crazily delicious sticky toffee sauce. Who could possibly resist? (Answer: not us.) We “borrowed” this recipe from Stephanie Alexander (and we’re not giving it back any time soon) and tweaked it to deliver you a home-made pudding mix, ready to bake, drench in warm caramel sauce and elevate you to the status of household legend.