200g/7oz plain flour
220g/7¾oz light brown sugar
175g/6oz caster sugar
150²µ/5½´Ç³ú caster sugar
4 tbsp cocoa powder
75²µ/2¾´Ç³ú milk chocolate, roughly chopped
100²µ/3½´Ç³ú pecan nuts, roughly chopped
¼ tsp salt
large pinch sea salt flakes
1 tsp vanilla extract
300²µ/10½´Ç³ú dark chocolate, minimum 65–75% cocoa solids
100²µ/3½´Ç³ú white chocolate, roughly chopped
15g/½oz unsalted butter
170g/5¾oz unsalted butter
170ml/5¾fl oz double cream
5 large free-range eggs