1.Melt butter in deep 3-litre (12-cup) microwavesafe dish, uncovered, on HIGH (100%) in microwave oven about 1 minute or until butter has melted.
2.Add sifted flour, caster sugar and cocoa to dish with milk and extract, whisk until smooth. Stir in Cherry Ripe.
3.Combine brown sugar and sifted extra cocoa in medium jug, gradually stir in the boiling water. Add extra butter, stir until butter melts. Carefully pour syrup mixture evenly over pudding mixture.
4.Cook, uncovered, on HIGH (100%) in microwave oven about 15 minutes or until just cooked in centre. Stand 5 minutes before serving with ice-cream or cream.