Blackberry Crumb Pie 1 c Sugar 8 oz Commercial sour cream 3 tb All-purpose flour 1/8 ts Salt 4 c Fresh blackberries 1 Unbaked 9-inch pastry shell 1 tb Sugar 1/4 c Fine dry breadcrumbs 1 tb Sugar 1 tb Butter or margarine; melted Recipe by: Southern Living Combine first 4 ingredients; stir well. Place blackberries in unbaked pastry shell; sprinkle 1 tablespoon sugar over berries. Spread sour cream mixture over berries. Combine breadcrumbs, 1 tablespoon sugar, and butter; sprinkle over top. Bake at 375 degrees for 45 to 50 minutes or until center of pie is firm. Yield: one 9-inch pie.