INGREDIENTS
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Vegetable oil spray or shortening for greasing the pans
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Flour for dusting the pans
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1 package (21.6 ounces) Cake Mix Doctor’s Old-Fashioned Yellow Mix OR 1 package (18.5 ounces) butter-recipe yellow cake mix plus 5 tablespoons flour
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1 1/2 cups mashed bananas (from 3 very ripe large bananas)
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1/2 cup water
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1/2 cup vegetable oil
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3 large eggs
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1 teaspoon pure vanilla extract
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1 teaspoon ground cinnamon
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1 package (8 ounces) cream cheese, at room temperature
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1 stick (8 tablespoons) butter, at room temperature
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4 cups confectioner’s sugar, sifted
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1 teaspoon pure vanilla extract