Fill cup with dough and place 2” apart on the cookie sheet.
Wet your hand and press each cookie with your palm to flatten. Press edge of dough to form a circle.
Bake for 12-15 minutes; cookies will be a little soft. Cool completely.
Filling
2 c. marshmallow cream
1 1/2 c. powdered sugar
1 c. shortening
1 1/2 tsp. vanilla
Beat marshmallow cream in a large bowl on high for 1-2 minutes.
Add powdered sugar and beat for another 1-2 minutes.
Cut shortening in to four pieces and add one at a time, mixing well between each addition.
Pour in vanilla and mix until everything is incorporated. Spoon a heaping tablespoon of filling onto the inner part of the cookie, then top with another cookie.