Ginger Pear Pie

Bahan-bahan (8 porsi)

• 1 pie crust
• ½ cup water
• ½ cup dark corn syrup
• 1 teaspoon freshly squeezed lemon juice
• ⅛ teaspoon grated lemon zest
• 3 tablespoons cornstarch
• ¼ teaspoon ground ginger
• 4 large Anjou pears ((peeled and thinly sliced))
• 1 tablespoon butter
• ½ cup all purpose flour
• ¼ cup packed light brown sugar
• ⅛ teaspoon ground ginger
• ¼ cup (½ stick) cold butter, (cubed)
• ¼ cup chopped pecans
• vanilla ice cream for serving ((optional))