Preheat oven to 350. line pans with parchment paper.
Beat butter, sugar and vanilla.
Add salt.
ift the flour and add. I only needed the 4 1/2c.
Chill 40 mins.
Pinch off small chunks of dough and roll into balls. Indent top with thumb and add drop of jam.
Bake approx. 15-20 mins.
When cool top with powdered sugar. optional: roll dough in egg white and sprinkles before filling with jam!