Mix flour, salt, BP in a bowl, set aside
Chop walnut to bits and pieces, set to side
Mix butter, sugar, and chips in a bowl, microwave for 50 secs, stir to combine, set aside
Beat eggs, sugar, and Baileys in another bowl until completely combined
Add in walnut bits
Stir in melted chocolate
Fold in dry ingredients until completely combined
Cover with cling wrap and chill in the fridge for 2 H
Scoop dough and coat it with icing sugar
Place cookie dough on greased pan
Bake on preheated 350 F for 10-12 mins
Let stand on pan for 5 mins then move cookies on cooling rack