Banana Sour Cream Crumb Cake

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This is an exceptional cake with a lovely banana flavor.

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Steps

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Preheat oven to 350f.

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Lightly coat a 9 by 13inch pan with nonstick cooking spray.

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Cream the sugar , butter and shortening with a mixer until light and fluffy.

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Beat in the eggs and vanilla.

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Mix together dry ingredients and gradually add the dry ingredients to the wet ingredients , mixing until well blended.

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Stir in the sour cream and then the banana.

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Fold in the blueberries.

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Spoon into the prepared pan.

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Combine all the ingredients for the topping in a small bowl , mixing until crumbly.

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Sprinkle evenly over batter.

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Bake for 50 to 60 minutes.

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Let cool completely on wire rack before unmolding and cutting to serve.

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Ingredients

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sugar, butter, shortening, eggs, vanilla extract, flour, baking powder, baking soda, salt, sour cream, bananas, fresh blueberries, powdered sugar, ground cinnamon