Paper Bag Apple Pie
["1 (9-inch) pastry shell", "3 or 4 large baking apples (7 c.)", "1/2 c. sugar (for filling)", "2 Tbsp. flour (for filling)", "1/2 tsp. nutmeg", "2 Tbsp. lemon juice", "1/2 c. sugar (for topping)", "1/2 c. flour (for topping)", "1 stick margarine or 1/2 c. butter"]
["Peel apples.", "Cut into chunks (should have 7 cups)."]
["pastry shell", "baking apples", "sugar", "flour", "nutmeg", "lemon juice", "sugar", "flour", "margarine"]