Preheat oven to 350 degrees.
In a large bowl, using an electric mixer on medium speed beat the butter, sugar, eggs, and vanilla until light and fluffy.
In a small mixing bowl whisk together flour, cocoa, and salt. Gradually beat into butter mixture until blended.
Spoon the dough into cookie press fitted with the disk of your choice. Press the dough onto ungreased cookie sheets, 2 inches apart.
Bake in preheated oven, until set, about 6-8 minutes. Cool on cookie sheet for 2 minutes then remove to wire racks and cool completely. Repeat with remaining dough.
Melt white morsels according to package directions. Gently dip cookies into melted morsels. Place on wax paper and Decorate with colored sugar, sprinkles, red hots, jimmies, as desired.