Place 2L of water into mixing bowl, then place Varoma into position and steam 99 min/Varoma/speed 1. Check water level and top up to 2L, then steam a further 99 min/Varoma/speed 1. Check water level and top up to 2L, then steam a further 99 min/Varoma/speed 1. Check water level and top up to 1.5L, then steam a further 30 min/Varoma/speed 1. Remove pudding basin and stand for 10 minutes, then turn out onto serving plate. Rinse and dry mixing bowl. Allow mixing bowl to cool to room temperature before making custard.