Created by ImPat on September 27, 2018
Step 1: Preheat oven to 180C fan-forced (200C conventional).
Step 2: Grease a 1.75 litre baking dish.
Step 3: Combine milk, egg, butter and zests in a large bowl and whisk well to combine and then add flour and a quarter cup of the sugar, whisking until smooth and then pour into a the prepared dish.
Step 4: Mix cornflour, custard powder and remaining sugar in a small bowl and scatter this mixture over the pudding in the dish.
Step 5: Combine lemon and lime juice with boiling water in a jug and carefully pour over the pudding mixture.
Step 6: Bake for 35 minutes, until golden and firm to touch.
Step 7: Cool slightly and serve warm, dusted with icing sugar and with raspberries and ice-cream is desired.