INGREDIENTS
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2 cups + 2 Tbsp all-purpose flour
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1 Tbsp cornstarch
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1/2 tsp baking soda
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1/2 tsp salt
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3/4 cup butter, softened
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1 1/4 cups granulated sugar
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Zest of 2 lemons (about 1 1/2 Tbsp)
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1 large egg
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1 large egg yolk
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2 Tbsp fresh lemon juice
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1 1/2 tsp vanilla extract
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1 cup powdered sugar
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1 1/2 - 2 Tbsp fresh lemon juice