Chocolate-Cherry Bar Cookies With Hazelnuts

1. Adjust oven rack to lower-middle position and heat oven to 375 degrees. Line rimmed baking sheet with parchment paper. Press dough evenly onto prepared sheet and bake until golden brown, about 20 minutes, rotating baking sheet halfway through baking.
2. Immediately after removing baking sheet from oven, sprinkle evenly with chocolate chips; let stand to melt, about 3 minutes.
3. Spread chocolate into even layer, then sprinkle chopped hazelnuts evenly over chocolate. Let cool on wire rack until just warm, 15 to 20 minutes.
4. Using pizza wheel, cut on diagonal into 1-1⁄2-inch diamonds. Transfer cookies to wire rack and let cool completely.

MAKING JAM SANDWICHES
1. Using 2-inch fluted round cookie cutter, cut rounds from 1 piece of dough and bake on parchment-lined baking sheet.
2. Sprinkle second piece of rolled dough evenly with sugar.
3. Using 2-inch fluted round cookie cutter, cut out rounds of sugar-sprinkled dough and place on parchment-lined baking sheet. Using 3⁄4-inch round cookie cutter, cut out centers of rounds and bake.
4. When cookies have cooled, spread 1 teaspoon jam on solid cookies, then place cut-out cookies on top. Let filled cookies stand until set, about 30 minutes.

MAKING CHOCOLATE-CHERRY BAR COOKIES WITH HAZELNUTS
1. Press dough in even layer onto baking sheet.
2. Immediately after removing baking sheet from oven, sprinkle evenly with chocolate chips; let stand to melt.
3. Use offset spatula to spread chocolate into even layer, then sprinkle evenly with chopped hazelnuts. Cool on wire rack until just warm.
4. Use pizza wheel to cut cookies into 1-1⁄4-inch diamonds.