INGREDIENTS
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1 recipe single pie crust dough, chilled
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½ cup all-purpose flour
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½ cup granulated sugar
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½ cup firmly packed dark brown sugar
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2 large eggs
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¾ cup (1½ sticks) unsalted butter, softened, cut into cubes
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1 Tb whiskey
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¾ cup walnuts, toasted and chopped
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1¼ cups (about 8 ounces) semisweet chocolate chips