Step 1

Preheat oven to moderate, 180°C (160°C fan-forced). Lightly grease and line a 22cm round spring form cake pan with baking paper.

Step 2

In a large bowl, using mixer, beat butter and sugar together until pale and creamy. Add eggs, one at a time, beating well after each addition. Beat in vanilla.

Step 3

Sift combined flours and cinnamon into a bowl. Fold into creamed mixture with juice.

Step 4

Spoon into pan, smoothing surface. Arrange apple slices over top, overlapping slightly. Sprinkle with combined extra sugar and cinnamon. Dot with extra butter.

Step 5

Bake 50-55 minutes, until cooked when tested. Turn onto a wire rack to cool completely. Serve in slices with custard or cream.