Sift together dry ingredients; blend in butter.
Add egg yolk and brandy.
Press dough with the fingers into a 9-inch layer-cake pan.
Cover with apples that have been peeled, cored, and cut into eighths.
Sprinkle with a few currants.
Cover with Cinnamon Topping.
Bake in preheated moderate oven (350°F.) for 45 minutes.