- STEP 1
Preheat the oven to 200C/180C fan. Grease and line a 1lb loaf tin.
- STEP 2
Mix flour, sugar, baking powder and salt in a large bowl
- STEP 3
Add the oil, water and orange juice and mix to combine
- STEP 4
Split the mixture into two bowls and to one add the orange zest and to the other add the cocoa powder.
- STEP 5
Add the batters to the loaf tin, alternating the colours. Using a knife or skewer, swirl the mixtures in the tin slightly to create the marble effect.
- STEP 6
Bake for 40-45 minutes or until a skewer comes out clean. Cool in the tin for 10 minutes then transfer to a wire rack. Leave to cool then enhoy!