Ingredients
Cinnamon topping
Method
1.Preheat oven to 190°C (170°C fan-forced). Lightly grease a 20cm cake pan.
2.Using an electric mixer, beat egg whites until firm peaks form. Add sugar, 1 tablespoon at a time, beating constantly, until mixture is thick and glossy. Beat in egg yolk.
3.Using a large metal spoon, gently fold through flour alternately with combined milk, butter and vanilla extract, beginning and ending with flour. Pour into prepared pan and arrange apple slices on top. Bake for 30-35 minutes, until a skewer inserted comes out clean.
4.To make cinnamon topping: Brush hot cake with melted butter and sprinkle with combined sugar and cinnamon. Cut and serve warm.