Dark Chocolate Tahini Brownies

200 g Dark Chocolate, 150 g melted, 50 g roughly chopped
150 g butter, softened
600 g brown sugar
200g tahini
6 eggs
50 g cocoa
250 g flour
50 g pecan nuts, roughly chopped
Pre-heat oven to 180 °C. Line the base of. A deep baking tray with baking paper. Whisk together the butter and sugar until combined. In a separate bowl whisk together 150 g of tahini and the eggs. Add the egg mixture and melted chocolate to the butter and sugar and mix till well combined. Stir through the chopped chocolate and pecan nuts. Our into the tin and spread out evenly. Drizzle the rest of tahini over the top. Bake for 35-45 minutes or until a skewer comes out clean when inserted into the middle. Remove and cool completely before cutting into squares. Alternatively drizzle with more melted chocolate. Keep in an airtight container for a week.