4. Mix together sugars and spices. Sprinkle over apples. Dot with margarine. Gather dough up into the centre (trim edges first if you like).
5. Place galette in the fridge for 20-30 mins so the dough can firm up. Preheat oven to 375 degrees with a rack on the bottom third of the oven.
6. Bake for about 45 mins, until crust is golden and filling is bubbling. Transfer to a wire rack to cool before eating.