Delicate shortbreads with lots of flavour
Combine the butter and sugar either using a fork or machine
Sieve the flour and cornflour together, add the salt then add the dry ingredients to the sugar and butter mixture
Add the chocolate and pistachios evenly throughout. If the mixture is still very crumbly add a teeny bit of milk/butter or regular olive oil
Heat the oven to 180° C (350 F) when you take out the dough
Slice into approximately 1cm thick rounds and place on baking tray