INGREDIENTS
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2 1/4 sticks (18 tablespoons) unsalted butter, at room temperature, plus more for the pan
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2 1/2 cups all-purpose flour, plus more for the pan
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1/4 cup poppy seeds
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3 tablespoons lemon zest plus 1/3 cup lemon juice
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2 teaspoons limoncello
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4 large eggs, at room temperature, whisked
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2 cups granulated sugar
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1 teaspoon baking powder
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1 teaspoon kosher salt
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1/2 teaspoon baking soda
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1 cup confectioners' sugar
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2 tablespoons strawberry jelly or preserves
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1 teaspoon vanilla bean paste or extract
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Zest of 1 lemon plus 2 tablespoons lemon juice
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Yellow and pink sprinkles, for garnish