01 -
Beat butter until smooth, add egg and vanilla. Mix in cake mix until well combined.
02 -
Refrigerate dough for at least one hour.
03 -
Form 2-inch dough balls, place on lined baking sheet. Bake at 350°F for 10 minutes.
04 -
Cool briefly on pan, then transfer to wire rack to cool completely.
05 -
Beat strawberry puree and cream cheese until smooth. Gradually add powdered sugar to desired consistency.
06 -
Spread or pipe filling on half the cookies, top with remaining cookies to make sandwiches.