Apple teacake

125g unsalted butter
1/2 cup caster sugar
1 tsp vanilla extract
2 eggs
1 1/2 cups SR flour
1 tsp ground cardamom
1 tsp ground cinnamon
1/4 cup milk
3 apples
caster sugar and ground cinnamon extra

1. Preheat oven to 180C. Line base and sides of a 20cm round springform pan tin with baking paper.
2. Beat butter, sugar and vanilla in the small bowl of an electric mixer until pale and creamy. Add eggs, 1 at a time, beating well after each addition. Sift over flour and spices, add milk and stir until just combined.
3. Spoon mixture into prepared tin. Peel, quater and core apples, then thinly slice. Push slices into batter, leaved curved half of each slice exposed. Combine extra sugar and cinnamon and sprinkle over apples. Bake for 30-35 minutes or until a skewer comes out clean. Stand on a wire rack to cool or serve warm.