Old Fashioned Pumpkin Gingerbread Cake

0 Whisk together dry ingredients and set aside. Combine wet ingredients and mix just until combined. Add dry ingredients 1/2 at a time and mix well.Prepare a 9x13 pan or two 8" rounds or cupcake trays with baking spray. Bake cake(s) at 350° for 30-35 minutes or until toothpick test comes clean. Cool on a wire rack and then chill in the fridge after frosting the cake if desired. We prefer it served cold. 
Citrus Buttercream Frosting
2 Combine ingredients and whip until smooth and creamy. I like to chill or even freeze the cake to make the frosting easier!