200g/7oz plain flour, plus extra for dusting
½ tsp baking powder
100²µ/3½´Ç³ú soft dark brown sugar
100²µ/3½´Ç³ú caster sugar
40²µ/1½´Ç³ú flaked almonds
75g/2½oz roasted hazelnuts, chopped
½ tsp salt
2 tbsp sunflower oil
½ tsp vanilla extract
100²µ/3½´Ç³ú dark chocolate, broken into small pieces
100²µ/3½´Ç³ú white chocolate, broken into small pieces
100²µ/3½´Ç³ú unsalted butter, softened, plus extra for greasing
1 free-range egg, beaten
2 tbsp cherry brandy