01 -
Heat oven to 350°F. Line baking sheets with parchment paper.
02 -
Beat cream cheese, butter, egg and vanilla until smooth. Stir in cake mix until thick dough forms.
03 -
Gently fold in sprinkles, avoiding overmixing. Chill dough 30 minutes.
04 -
Roll dough into 1 1/2-inch balls, coat in powdered sugar. Place 2 inches apart on sheets.
05 -
Cook 10-12 minutes until edges set but centers soft. Cool on sheets then transfer to rack.