How to make apple crumble

Needing an excuse to play with my newly purchased Kenwood food processor I decided to make an apple crumble. So quick when you don't have to rub the fat into the flour by hand, and loads less mess! Anyway - here's the video. You will need 5 large Bramley cooking apples (peeled and cored) 6oz flour (any type I'm a chaotic chef) 3oz butter (or margarine) 4 oz sugar