Banana Sour Cream Cake Recipe. Cover bottoms with waxed paper. Combine with the butter mixture.
In a large bowl, cream butter and sugar until light. Combine bananas and sour cream at medium speed in blender until smooth. Step 1, cream shortening and sugar until light and fluffy.
Cover bottoms with waxed paper.
Whisk together the flour, baking soda, salt, cinnamon and cardamom; Add sour cream/baking soda mixture, mashed bananas and vanilla stir to combine. Add eggs and beat well. Grease a 20cm round cake tin, lining the base with baking paper and dusting the sides with a little flour.