creamy, dreamy banana cake

Ingredients For creamy, dreamy banana cake

• 2 c

  all purpose flour
• 2 tsp

  baking powder
• 1/2 tsp

  salt
• 4 Tbsp

  butter, softened to room temp
• 2 Tbsp

  canola oil
• 3/4 c

  granulated sugar- splenda no calorie sweetner works fine too
• 2 lg

  eggs, at room temperature
• 1

  egg white, at room temperatue
• 1 tsp

  pure vanilla extract
• 4

  very ripe bananas- the browner the better
• 1/2 c

  light sour cream
• FROSTING
• 4 oz

  neufchatel cheese, softened to room temp (that's low fat cream cheese)
• 4 Tbsp

  butter, softened to room temp
• 1/2 tsp

  pure vanilla extract
• 1/2 c

  confectioners' sugar