Original Source: Clare RATS via Jonny

Ingredients

  • 200g dark chocolate
  • 125g unsalted butter
  • 50g cocoa
  • 60g plain flour
  • 100g sugar
  • 3 eggs, beaten
  • 75g milk chocolate, chopped
  • 75g white chocolate, chopped

Method

  • Melt together the dark chocolate and butter. Leave to cool.
  • Mix the cocoa, flour and sugar. Add the eggs a bit at a time and mix to a smooth paste.
  • Add the dark chocolate/butter and mix.
  • Add the chopped milk and white chocolate and mix.
  • Place in a greased & lined tray and bake in a preheated oven (180C, ~gas mark 5ish) for 25 minutes (they’ll still look quite soft).
  • Allow to cool for a few hours before attempting to cut.