Blackberry Pie Filling For 9-Inch Pie
["pastry for 2 crust pie", "7/8 to 1 c. sugar", "5 Tbsp. flour", "1/2 tsp. cinnamon", "4 c. berries", "1 1/3 Tbsp. butter"]
["Mix together sugar, flour and cinnamon.", "Mix lightly through berries.", "Pour into pastry shell; dot with butter.", "Add top crust and decorate and perforate.", "Bake in 425\u00b0 oven for 35 to 45 minutes."]
["pastry", "sugar", "flour", "cinnamon", "berries", "butter"]