1. Prepare and bake 32 cookies as directed on package. Cool 2 minutes or unti l completely cooled.
2. Meanwhile, in medium bowl, combine half cup of the powdered sugar and the marshmallow creme; mix until well blended.
3. ON surface sprinkled with powdered sugar, knead in remaining 1.5 cups powdered sugar. Shape mixture into two 20 cm ropes. Cut ropes into 5 cm pieces. Place 1 piece between 2 cookies; gently press together. Repeat with remaining marshmallow mixture.
16 cookies