Preheat
oven 180 C/350 F/Gas 4. Place all of the ingredients in a food processor.
Process until everything is well mixed. Pour the batter into a greased baking
tin 23 x 23cm. Bake for 30-35 min. until inserted skewer comes out clean. Leave
to cool completely before icing.
For the icing
Using
an electric hand whisk or stand mixer, cream the butter and cream cheese. Once
smooth, add the icing sugar in thirds, until blended and the icing is a good
spreading consistency. Add the vanilla and mix through.
Spread the icing on
top of the carrot cake, you can sprinkle the top with some chopped walnuts if
you like.
