Chewy Chocolate Gingerbread Cookies

INGREDIENTS

1 1/2 cups

plus 1 tablespoon all-purpose flour

1 1/4 tsp

ground ginger

1 tsp

ground cinnamon

1/4 tsp

ground cloves

1/4 tsp

freshly grated nutmeg

1 tbsp

unsweetened Dutch-process cocoa powder

1/4 lb

unsalted butter, room temperature

1 tbsp

freshly grated peeled ginger

1/2 cup

packed dark brown sugar

1/2 cup

unsulfured molasses

1 tsp

baking soda

1 1/2 tsp

boiling water

7 oz

best-quality semi-sweet chocolate, cut into 1/4-inch chunks

1/4 cup

granulated sugar