Bourbon Apple Cake

Mark Bittman, a k a The Minimalist, lets a sweet, buttery apple cake have a drink.
http://video.nytimes.com/video/2008/02/21/dining/1194817094423/bourbon-apple-cake.html

Ingredients
1 cup apple (golden delicious)
1 cup sugar
12 tbsp cold butter
2 eggs
0.5 cup milk
flour
salt
baking powder
3-4tbsp butter
1 cup sugar
1 cup booze
vanilla beans