Caramel Apple Pie

Name: Caramel Apple Pie
Prep time: 50 min
Cook time: 35 min
Total time: 1 h 25 min
Cuisine: American
Ingredients: 1-1/4 cups all-purpose flour; 1-1/2 teaspoons sugar; 1/2 teaspoon salt; 1/2 cup cold butter, cubed; 3 to 4 tablespoons ice water; 9 medium Golden Delicious or Braeburn apples (about 3 pounds), peeled and cut into 3/4-inch chunks; 1/2 cup butter, cubed; 1/2 cup packed brown sugar; 2 tablespoons all-purpose flour; 1 tablespoon pumpkin pie spice; 1 cup all-purpose flour; 1/4 teaspoon salt; 1/2 cup finely chopped walnuts