Kathleen Cannon'S Blackberry Cobbler
["3 c. all-purpose flour", "1 tsp. salt", "1 1/3 sticks real butter (no substitutes)", "6 to 7 Tbsp. ice water", "6 c. blackberries, washed", "1 1/4 c. sugar", "2 Tbsp. cornstarch", "2/3 stick butter"]
["Sift the flour and salt together.", "Cut in the cold butter with a pastry blender until the pieces are as small as rice grains. Add the water, a tablespoonful at a time, until the dough is thoroughly moistened and combined.", "Gather it into a ball.", "Wrap it in waxed paper and chill it in the refrigerator."]
["all-purpose", "salt", "butter", "water", "blackberries", "sugar", "cornstarch", "butter"]