In a food processor, pulse all of the ingredients ,with the exception of the jam, together until a firm dough forms
Place the dough on a large piece of plastic cling film and wrap securely. Chill for 20 - 30 minutes
roll the dough out to a 1/4 inch thick. using a small heart shaped cutter, punch out several hearts and place on a parchment lined tray. Re-roll the dough and continue punching out hearts
chill hearts for 15 minutes
preheat oven to 350f
bake for 8 minutes, rotate the pan and bake for 4 minutes more
cool completely
place a small teaspoon of jam on the underside of one cookie. top with another cookie and dust liberally with icing sugar