Put the oats into a blender and blitz till you get a soft flour

Then mix all the dry ingredients

Add the butter and mix till you get crumbs like mixture

Add 4 tbsp milk till you get a smooth dough. wrap in cling film and put in the fridge for 15 mins to harden

Roll out the dough and cut into desired shape. Bake at 180°c for 15 minutes. Remove from oven and let cool.put in a tight container and enjoy