Instructions

  1. In a small saucepan combine sugar, flour, salt, cinnamon, allspice, and water.
  2. Cook over medium heat, stirring constantly, until boiling and thickened.
  3. Remove from heat and stir in apple slices and blackberries.
  4. Combine topping ingredients in a small bowl until crumbly.
  5. Sprinkle 1 tbsp.
  6. flour over bottom of pie shell.
  7. Pour apple and blackberry filling into shell.
  8. Sprinkle topping over filling.
  9. Bake in preheated oven at 400F for about 50 minutes.