"Tender and perfectly sweet...."
INGREDIENTS
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1 large sweet potato (about 12 ounces)
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Cooking spray
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1 teaspoon kosher salt
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3/4 teaspoon ground cinnamon
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1/4 teaspoon ground nutmeg
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1/4 teaspoon ground cardamom
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1/4 teaspoon ground allspice
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1/4 teaspoon ground ginger
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1 1/2 teaspoons baking powder
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1/2 teaspoon baking soda
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1 cup canola or vegetable oil
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1 cup granulated sugar
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1/3 cup packed dark or light brown sugar
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3 large eggs
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1 3/4 cups all-purpose flour
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1 tablespoon turbinado sugar