Stir together gingerbread mix, ginger and cinnamon. Then prepare the gingerbread according to package directions except add the 2 tblsp. melted butter along with the water called for in the package directions.
Pour into greased 9" round layer cake pan. Bake according to package directions.
Cool in pan 10 minutes, then remove from pan and cool on rack. When cake is cool, place on serving platter; spoon Orange-Sliver Chocolate Icing over top, allowing it to drizzle down cake sides.