Put all the dry ingredients in a food processor and then pulse twice for 3 seconds.
Next, add the butter into the food processor, and pulse for 2 or 3 times, until you get a mixture resembling coarse bread crumbs
Add the milk, and then pulse again.
Take the dough from the food processor, and then wrap it using a cling film or saran wrap, and then refrigerate for 30 minutes.
Preheat your oven to 355 degrees Fahrenheit (180 degrees C)
Roll the dough until you get a thickness of 5 mm.
Cut into a rectangle shape, and then cut it into thin pieces of around 5 mm.
Place the thin pieces in the oven, and then bake for about 15 minutes.
You can coat with melted chocolate or any other toppings of your choosing.