Mix and refigerate overnight:
Cook together. Stir to make a paste. COOL.
Cream together then add below ingredients:
Beat well then add 1-1/2 c sugar, 1-1/2 tsp vanilla. Then add cooled paste mixture.
Beat filling mixture until creamy then add 3/4 c powdered sugar.
Separate dough into quarters. Roll out 1/4" thick on floured surface as if it were a pie dough. Cut into 1x5 inch strips. Wrap around clean wooden clothespins.
Bake at 350° about 8 mins. Remove clothespin before completely cooled.
Using a pastry bag, fill each cookie.