self rising flour, sifted
In a bowl cut half of the shortening into the flour until the mixture resembles coarse meal.
Cut in the remaining shortening until the particles resemble large peas.
Sprinkle with water and stir with a fork.
Shape into a ball and wrap in waxed paper.
Reserve 2 tablespoons of sugar for the topping and combine the remaining sugar and cornstarch thoroughly.
Add the fruit and lemon juice.
Divide the dough in half and roll out in sections to fit a 2-quart dish, lining the bottom and sides.
Pour the blackberries into the pastry lined dish.
Dot with butter, reserving 2 tablespoons for the top.
Bring the pastry over the fruit and dot with the remaining sugar and butter.
Bake at 375F for 55 minutes.