Preheat oven to 350F
In medium bowl, mix dry ingredients: flour, baking powder, baking soda, salt, ginger, walnuts and set aside
In a stand mixer, beat bananas until liquid about 2 minutes.
To the mixer, add sugar, eggs oil, whipping cream and beat until homogenous
Using a rubber spatula, fold dry ingredients to banana batter. Stop folding when flour is streaky. (Texture will look like runny oatmeal).
Pour batter into greased loaf or parchment laid loaf 9 x 5 x 3 pan.
Bake for 55-65 minutes until toothpick comes out clean from the middle.
Cool on counter before slicing