Indulgent French Silk Pie

Ingredients

• 1 ½ cups all-purpose flour
• ½ cup unsalted butter, chilled and cubed
• ¼ cup granulated sugar
• ¼ teaspoon salt
• 5-6 tablespoons cold water
• ¾ cup granulated sugar
• 4 large eggs, at room temperature
• 6 ounces bittersweet chocolate, chopped
• 1 teaspoon pure vanilla extract
• 1 cup heavy whipping cream
• 2 tablespoons unsalted butter, room temperature
• 1 cup heavy whipping cream, for topping
• 2 tablespoons powdered sugar
• Chocolate shavings or curls for garnish