INGREDIENTS
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4 cups all-purpose flour, plus more for dusting
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1/3 cup granulated sugar
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3/4 teaspoon salt
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1/3 cup cold vegetable shortening
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2 sticks plus 2 tablespoons cold unsalted butter, cut into small pieces
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1 large egg yolk
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1/2 to 3/4 cup ice water
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4 cups salted roasted mixed nuts
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2 cups semisweet chocolate chunks (about 10 ounces)
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1 stick plus 2 tablespoons unsalted butter, melted
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4 large eggs
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1 1/4 cups packed light brown sugar
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1 cup light corn syrup
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1 tablespoon fresh lemon juice
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1 tablespoon pure vanilla extract
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Heavy cream, for brushing