Grease a cake tin and arrange the sliced apples and pears on the base.
Prepare a batter with the remaining ingredients.
Mix well and pour over the fruits.
Bake at 200 degrees C for 30 minutes.
Cool and sprinkle with icing sugar.
For the Cinnamon Custard:
Boil milk with cinnamon sticks.
Beat egg yolks along with sugar for 5 minutes.
Combine the eggs with the milk and return to gentle flame.
Stir continuously until the custard thickens.
Strain and serve hot/cold with the cake.