Mile High Apple Pie

Ingredients

• 1 refrigerated pie crust or make your own
• Crumb Topping:
• 1/2 C plus 2 T all purpose flour
• 1/3 C each packed light brown sugar and granulated sugar
• 1 tsp. ground cinnamon
• 1/2 C walnuts, chopped
• 1 stick (1/2 C) cold butter, cut in small pieces
• Filling:
• 7 med. to lrg. tart apples (about 3 1/4 lb.) such as Granny Smith or MacIntosh
• 1 T lemon juice (or white vinegar)
• 1/2 C granulated sugar
• 3 T all purpose flour
• 1/2 tsp. ground cinnamon
• 1/8 tsp. ground nutmeg