1- Preheat oven to 350°. Grease a 8x8 baking pan and set aside.
2- In the bowl of an electric mixer with the paddle attachment cream butter and sugar until light and fluffy.
3- Add gingers, baking soda, cinnamon, salt, then mix at low speed to blend.
4- Add eggs one at a time & vanilla extract and mix until combined.
5- Add flour and mix on low speed until blended.
6- Pour into prepared pan and bake for 40 minutes.
7- Cool completely.