preheat oven to 400F (204C) degrees
combine pumpkin, milk, softened butter, 1 egg, cinnamon, vanilla, nutmeg and salt in large bowl. beat until well blended. Pour into crust and bake 20 min.
meanwhile beat remaining egg, brown sugar, corn syrup, melted butter and maple flavoring in medium brown with electric mixer at medium speed until well blended. Stir in pecans.
remove pie from oven and top with pecan mixture. reduce oven to 350F (177C) and bake for 25 minutes or until knife inserted in center comes out clean. cool on wire rack. to with whipped cream if desired.