Whole Wheat Banana Cake

Ingredients (14)

• 4 ripe bananas
• 1 whole to top
• 1 egg
• 1/2 c buttermilk
• 1 tsp baking powder
• 1/2 tsp baking soda
• 1/2 c spelt flour
• 1 c whole wheat flour
• 1/2 c dark brown sugar
• 1/3 c white sugar
• 1/2 c butter
• 3/4 tsp kosher salt
• 1 tsp cinnamon
• 1 tsp vanilla