- Place oil, sugar and eggs in the 2L Saucepan. Whisk well to combine. 
- Stir in flour, bicarbonate of soda, cinnamon, walnuts and carrots. Mix well. 
- Place on cook top with the lid on (lowest heat setting) for 50-60 minutes (depends how hot your cook top is) or until a skewer inserted into the middle of the cake comes out clean. 
- Invert onto a cake cooling rack & allow to cool for about 20 minutes before icing. 
- To make the icing: Mix the cream cheese, icing sugar and zest until combined. Spread over cake and serve.