Holiday Maple Pecan Pie

Ingredients

• 1 1/2 cups all-purpose flour
• 2 tablespoons sugar
• 1 teaspoon salt
• 6 tablespoons butter, chilled and cut into small pieces
• 3 tablespoons Crisco shortening, cut into small pieces
• 3 tablespoons ice water
• 1 tablespoon white vinegar
• 3 large eggs, room temperature
• 1/2 cup sugar
• 1 cup maple syrup
• 3 tablespoons butter, melted
• 1/2 teaspoon vanilla extract
• 1/4 teaspoon salt
• 2 cups pecan halves
• Whipped cream ((optional))
• Whipped cream (optional)