These cookie bars feature a light blondie layer on bottom and a molasses-colored cookie layer on top. Every bite will have the perfect amount of crispiness and chewiness.
For blondies, in a medium saucepan cook and stir brown sugar and butter over medium until melted and smooth, stirring frequently. Cool 10 minutes.
Preheat oven to 350°F. line a 9-inch square baking pan with foil, extending foil over edges. Grease foil. In a medium bowl stir together flour, baking powder, and baking soda. Stir egg and vanilla into brown sugar mixture. Stir in flour mixture. Spread batter in prepared pan.
For cookies, in a medium bowl stir together flour, ginger, baking soda, cinnamon, cloves, and salt. In a large bowl beat butter with a mixer on low 30 seconds. Add granulated sugar. Beat until combined, scraping bowl as needed. Beat in egg and molasses until combined. Beat in as much of the flour mixture as you can with the mixer. Stir in any remaining flour mixture.
Crumble cookie dough over blondie batter in pan. Sprinkle coarse sugar over top. Bake about 30 minutes or until browned and set. Cool in pan on a wire rack. Using foil, lift out uncut bars. Cut into bars.