Cranberry Pear Pie

Name: Cranberry Pear Pie
Prep time: 30 min
Cook time: 1 h
Total time: 1 h 30 min
Cuisine: American
Ingredients: 1 double-crusted pie recipe; 5 cups ripe pears ((about 5), peeled and sliced); 2 cups cranberries ((200 grams), fresh or frozen); 2 tablespoons flour ((16 grams)); 2/3 cup granulated sugar ((133 grams)); 1/2 teaspoon ground cinnamon; Zest of 1 orange; 2 tablespoons butter ((28 grams), cut into small pieces); Egg wash (, 1 beaten egg + 1 teaspoon water); Sanding sugar (, for sprinkling (optional))