INGREDIENTS
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1 2/3 cups all purpose flour 1 teaspoon cream of tartar 1 teaspoon baking powder 1 teaspoon cinnamon 1/2 teaspoon baking soda 1/4 teaspoon salt 5 tablespoons unsalted butter, room temperature 3/4 cup granulated sugar 1 large egg 1/3 cup pumpkin puree