Harvest Pie with Apples, Pears and Cranberries - earthboundfarm

Ingredients

• Dough for a single-crust pie
• 1 ripe organic pear
• 3 crisp organic apples
• 1 1/2 cups coarsely chopped cranberries
• 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
• 1/2 cup rolled oats
• 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 cup unsalted butter