crust
1 1/2 cups King Arthur Perfect Pastry Blend or Unbleached All-Purpose Flour
1 tablespoon buttermilk powder, optional
1/4 teaspoon salt
1/4 teaspoon baking powder
3 tablespoons vegetable shortening
5 tablespoons cold butter
1 teaspoon white or cider vinegar
3 to 4 tablespoons ice water
filling
2 large eggs, room temperature
1 cup sugar
1/4 teaspoon salt
1/2 cup King Arthur Unbleached All-Purpose Flour
1/2 cup butter, melted and cooled
1/2 teaspoon vanilla-butternut flavor, pralines & cream flavor, or butter-rum flavor, optional but delicious*
1 1/3 cups bittersweet or semisweet chocolate chips or chunks, or a combination
2/3 cup diced pecans, toasted in a 350°F oven till golden, 8 to 10 minutes
*Substitute 2 teaspoons vanilla for any of the flavorings, if desired
topping
2/3 cup pecan halves, optional