Step 1

Preheat oven to 170°C. Grease and line a 20cm-round cake pan with baking paper. Beat butter, sugar and vanilla together until pale and creamy. Add eggs, one at a time, beating well after each addition.

Step 2

Sift flours and cinnamon together. Fold in alternately with milk in 2 batches. Spoon into pan and smooth surface. Bake for 1 hour or until skewer inserted into the centre comes out clean.

Step 3

Cool in pan for 15 minutes. Carefully turn out onto a wire rack. Mix extra sugar, cinnamon and melted butter together. Pour over cake and set aside to cool. Serve.