INGREDIENTS
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Cooking sprayDOUGH:1 pound (4 sticks) unsalted butter, at room temperature1 1/4 cups confectioners' sugar1 teaspoon kosher salt5 cups all-purpose flour, plus more for dusting1 large eggFILLING:Two 15-ounce cans pumpkin puree2 1/2 cups heavy cream1 1/