INGREDIENTS
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2 cups all-purpose flour
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1 1/2 teaspoons baking powder
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1 teaspoon baking soda
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1/2 teaspoon salt
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1 1/4 cups sugar
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1 teaspoon cinnamon
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1/2 cup unsalted butter, at room temperature
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2 large eggs, at room temperature
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1 cup sour cream
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1 teaspoon vanilla extract
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1 cup chocolate chips