01 -  If using homemade cookies, ensure they are completely cooled before beginning assembly. 
 02 -  Line a baking sheet with parchment paper or a silicone mat. 
 03 -  Place 8 cookies, flat side up, evenly spaced on the prepared baking sheet. 
 04 -  Scoop approximately 60–75 g of softened vanilla ice cream onto the flat side of each cookie. 
 05 -  Gently press a second cookie, flat side down, onto the ice cream to create a sandwich. 
 06 -  Roll the edges of each sandwich in mini chocolate chips, rainbow sprinkles, or chopped nuts as desired. 
 07 -  Place the assembled sandwiches back on the baking sheet and freeze for at least 1 hour or until firm. 
 08 -  Serve immediately after freezing or wrap each sandwich in parchment paper and store in the freezer for up to 1 month.