Spice Pecan Pie - The Local Palate

Ingredients

• 1½ cups flour, plus more for rolling
• ½ teaspoon salt
• 2 teaspoons sugar
• ½ cup cold butter, cubed
• ⅓ cup cold buttermilk
• 1 cup lightly packed light brown sugar
• ½ cup granulated sugar
• 1½ cups light corn syrup
• 1 tablespoon molasses
• ¾ teaspoon salt
• 4 large eggs, plus 1 yolk
• 1 tablespoon vanilla extract
• ⅓ cup butter
• ½ teaspoon cinnamon
• ¼ teaspoon allspice
• ¼ teaspoon coriander
• ½ teaspoon ground ginger
• Pinch of ground clove
• 1 heaping cup chopped pecans
• ¼ cup diced crystallized ginger