Preheat oven 350° and line baking sheet with parchment paper
In a bowl mix egg and butter
Add in the "sprinkle" cake mix - mix by hand until blended
Add in Unicorn chips - mix
STOP - put the dough in the fridge for 15 minutes
This will make 20 cookies - scoop out - roll - dip in MORE sprinkles - flatten
Bake for 12 minutes at 350°
Let cool on pan for about 5minutes before moving to the cooling rack
Cool completely before putting on plate to serve.