Cream the butter, sugar and vanilla on medium speed until light and fluffy, 1 min.
Add the eggs and water ad beat on medium speed until blended, about 20 sec.
Add melted chocolate and mix until blended, about 5 sec.
Add flour mixture and mix on low speed for 15 sec.
Scoop rounded tsp of batter on greased cookie sheets (or parchment paper).
Using the bottom of a glass press each cookie.
Bake at 350 until firm to the touch, about 15 min.
Cool them completely on wire racks.
Cream Cheese Filling
Beat cheese, butter and vanilla until blended.
Add sugar and beat until smooth.
Spread a rounded tsp of filling on the bottom of half the cookies. Then top with the remaining cookies. Allow them to set for 2-3 hours in the refrigerators.