INGREDIENTS
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1 cup butter, softened
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2 cups sugar
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3 eggs
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2 teaspoons vanilla extract
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1 cup sour cream
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2 1/2 cups all purpose flour
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2 teaspoons baking powder
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1/2 teaspoon salt
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2 teaspoons cinnamon
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1 (10 ounce) package cinnamon chips
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2 tablespoons flour
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Topping
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2 tablespoons sugar
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2 teaspoons cinnamon