01 -
Heat oven to 350°F and line baking sheets with parchment paper.
02 -
Beat butter and powdered sugar until fluffy, then mix in vanilla.
03 -
Whisk flour, cocoa powder, and salt, then mix into butter mixture.
04 -
Fold in chopped nuts and chocolate chips if using.
05 -
Roll tablespoons of dough into balls, place 1 inch apart on sheets.
06 -
Bake 12-15 minutes until edges set and bottoms lightly browned.
07 -
Let cool 5 minutes, then roll warm cookies in powdered sugar.
08 -
Once completely cool, roll cookies in powdered sugar again.