"A vintage bar that has serious staying power...."
INGREDIENTS
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1/4 cup shortening
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1/4 cup butter, softened
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1 cup granulated sugar
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3 egg yolks, at room temperature
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1 teaspoon vanilla extract
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1 1/4 cups all-purpose flour
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1 teaspoon baking powder
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1/2 teaspoon salt
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3 egg whites, at room temperature
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1 cup brown sugar, packed
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3/4 cup pecans, chopped and toasted