INGREDIENTS
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Vegetable oil for pan
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About 2 1/2 cups flour $
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4 large eggs $
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2 cups sugar, divided $
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1 1/2 cups Roussanne, divided, or any other floral, fruity white wine, such as Viognier $
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3/4 cup tangerine olive oil or very fresh, fruity unflavored extra-virgin olive oil $
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1 teaspoon vanilla extract
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5 teaspoons tangerine zest (from about 4 tangerines), plus 1 whole tangerine
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1/2 teaspoon salt
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2 1/4 teaspoons baking powder
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Lightly sweetened softly whipped cream (optional)