1. In a large bowl, combine the cake mix, shortening, eggs and water. Shape into 1-in. balls; roll in confectioners' sugar.
2. Place 2 in. apart on ungreased baking sheets. Bake at 350° for 8-10 minutes or until slightly firm to the touch. Place a mint on each cookie; remove to wire racks to cool. Yield: 40 cookies.