In medium bowl, combine 1-1/2 cups (375 mL) all-purpose flour, 1/4 cup (50 mL) packed brown sugar, 1 tsp (5 mL) ground ginger, 1/2 tsp (2 mL) each salt, cinnamon, baking powder and baking soda. Stir in 1 cup (250 mL) grated peeled Ontario rutabaga. In small bowl, lightly beat 1 egg; add 1/4 cup (50 mL) vegetable oil and 1/2 cup (125 mL) each molasses and milk. Stir liquid mixture into dry mixture. Pour into greased 8-inch (2 L) square baking pan. Bake in 350°F (180°C) oven for 30 to 35 minutes or until toothpick inserted in centre comes out clean. Cool on wire rack. Dust with icing sugar, if desired.