Dough for a single-crust pie
 
  Filling:
1 ripe Earthbound Farm Organic Pear (peeled and sliced, 1/4 inch thick)
3 Earthbound Farm Organic Apples (peeled and sliced, 1/4 inch thick)
1 1/2 cups coarsely chopped cranberries (fresh or frozen, and thawed)
1 teaspoon finely grated lemon or orange zest (or a combination)
2 tablespoons unbleached all-purpose flour
1 tablespoon cornstarch
2/3 cup Sugar
1/4 teaspoon ground nutmeg
 
  STREUSEL TOPPING:
1/2 cup rolled oats (not instant)
1/3 cup unbleached all-purpose flour
1/3 cup (packed) brown sugar
1/3 cup chopped walnuts
1/2 teaspoon ground ginger
1/4 teaspoon ground nutmeg
1/4 cup unsalted butter (cut into small pieces)