Swirls of jam in the center of these cookies keep them soft and chewy on the inside, while the exterior remains crisp. You can vary the filling by using your favorite jam.
Preheat the oven to 350°F (180°C). Line 3 baking sheets with parchment paper.
On a lightly floured work surface, using a floured rolling pin, roll the dough into a 16-by-12-inch (40-by-30-cm) rectangle about ¼ inch (6 mm) thick. Starting at the short e