INGREDIENTS
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2/3 cup boiling water
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6 black currant tea bags (such as Twinings)
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1/3 cup fat-free sour cream
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3 cups all-purpose flour
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1 teaspoon baking powder
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1/4 teaspoon salt
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2 cups granulated sugar
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3/4 cup butter, softened
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3 large eggs
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2 teaspoons vanilla extract
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Cooking spray
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1/4 cup boiling water
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1 black currant tea bag (such as Twinings)
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3/4 cup powdered sugar
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1/2 teaspoon fresh lemon juice