• 200g softened butter
• 2/3 c sugar
• 1 egg
• 1 tsp vanilla essence
• 1 2/3 c flour
• 4 tbsp custard powder
• 2 tsp baking powder
• 2 cups of stewed apple

Cream the butter and sugar until light and fluffy.  Add the egg and then the vanilla essence.

Sift over the dry ingredients and fold together until combined.

Spread two thirds of the mixture into a greased and lined slice tin and then spread over the stewed apple.  Top with the remaining mixture and bake for 30-40 mins at 175 C.  Leave to cool and dust with icing sugar.