Pre-heat the oven to 180 degrees C
Wash the apples in cold water
Remove the core, either with a corer or with a knife. If using a knife, make incisions around the core until you have loosened the whole core.
Whatever your method, ensure that you have removed all the hard pip cases.
With a sharp knife, score around the circumference of the apple about half way down
Mix together the sugar, sultanas and cinnamon
Divide the mixture into four and stuff each core hole with the mixture
Place upright on a baking tray
Add a small knob of butter on the top of each apple
Bake in the oven for 30-40 minutes or until completely soft
Serve with cream, ice cream, yoghurt, custard or evaporated milk