Easy Homemade Copy Cat Thin Mint Cookie Recipe. Your choice of chocolate: baker's chocolate (semi-sweet, dark, or milk) OR Andes Mints AND your choice of cookie base: Ritz cracker, Oreo Thins, or Nilla Wafers! You're 5 minutes and 2-4 ingredients away from deliciousness! showmetheyummy.com #thinmint #thinmints #cookie #mint #chocolate #oreos #nillawafers #ritz #ritzcrackers #andesmints #girlscoutcookie