"Two favorite desserts, together at last!..."
INGREDIENTS
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1/4 light-brown sugar
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1/4 all-purpose flour
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1 salt
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1 ground cinnamon
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2 unsalted butter
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1 all-purpose flour
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1/2 baking powder
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1/2 baking soda
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1/2 salt
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2 unsalted butter
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1/2 sugar
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1 egg
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1 pure vanilla extract
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1/4 sour cream
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2 buttermilk
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Nonstick cooking spray, for pans