Preheat oven to 375 °F. (190 C)
Sift together, K.A keto Wheat Flour, All-Purpose Flour, baking powder, salt and baking soda and set aside.
Mash or beat the bananas until they are smooth and creamy.
Add warm soft butter and beat until creamy.
Add egg, egg white, vanilla extract and sweetener and mix well.
Slowly add the dry ingredients while beating on low speed.
As the batter begins to get dry, add the milk and continue mixing.
Divide evenly between 12 paper lined muffin tins.
Bake for approximately 20 minutes or until a toothpick comes out clean when inserted into the middle.
Enjoy.