Preheat the oven to 180ºc.
Butter the cake tin and lightly flour it.
Place all the ingredients into the electric mixing bowl and mix until well combined.
Place into the cake tin and tap gently on the work surface to ensure there are no air bubbles.
Place in the oven for between 50-60 minutes until a toothpick comes out clean when inserted.
Leave to cool in the tin for ten minutes then transfer to a wire cooling rack.
Once cooled dust with icing sugar.