Triple choc chunk macadamia cookies

Ingredients

• 1 1/2 cup self-raising flour
• 1/4 cup plain flour
• 1/4 cup cocoa
• 1 cup caster sugar
• 1/2 cup brown sugar
• 100 gram dark chocolate, coarsely chopped
• 100 gram white chocolate, coarsely chopped
• 1/2 cup macadamia halves, roughly chopped
• 150 gram butter, melted
• 1 egg, plus 1 yolk extra
• 1 teaspoon vanilla extract
• iced chocolate, to serve, if liked