01 -
Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 -
Beat cream cheese, butter, egg, and vanilla with electric mixer until smooth.
03 -
Stir in cake mix until thick dough forms. Gently fold in sprinkles without overmixing.
04 -
Chill dough for at least 30 minutes for easier handling.
05 -
Roll dough into 1½-inch balls, coat in powdered sugar. Place 2 inches apart on baking sheets.
06 -
Bake 10-12 minutes until edges set but centers soft. Cool on sheet before moving to rack.