Blackberry Crumble Pie | Foodtalk

Ingredients

• 2 cups fresh blackberries
• 2 cups fresh blueberries
• 1 cup cane sugar
• 1/2 cup water
• 1/4 cup Arrowroot Powder
• 3/4 cup fresh lemon juice
• 1 1/2 cups all purpose flour
• 3/4 cup light brown sugar or dark brown sugar
• 1/4 tsp salt
• 1/2 teaspoon ground cinnamon
• 3/4 cup unsalted butter, cut into pieces
• 1 prepared pastry for a single-crust pie