Chocolate Pecan Pie

Name: Chocolate Pecan Pie
Ingredients: 2 cups all-purpose flour, plus more for rolling; 1 teaspoon sugar; 1/2 teaspoon kosher salt; 1 1/2 sticks (6 ounces) cold unsalted butter, cut into 1/4-inch dice; 1/4 cup ice water; 1 1/2 cups pecan halves; 4 tablespoons unsalted butter; 6 ounces bittersweet chocolate, broken into pieces; 1/2 cup light brown sugar; 3 large eggs, lightly beaten; 3/4 cup light corn syrup; 1 teaspoon pure vanilla extract; Pinch of kosher salt; Unsweetened whipped cream