Cobbler, Blueberry

1/2 c. sugar
1 T. cornstarch
4 c. blueberries
1 t. lemon juice
1 c. flour
1 T. sugar
1 1/2 t. baking powder
1/2 t. salt
3 T. shortening
1/2 c. milk

Heat oven to 400°. Blend 1/2 c. sugar and cornstarch in medium saucepan. Stir in blueberries and lemon juice. Cook, stirring constantly until mixture thickens and boils. Boil and stir 1 minute. Pour into ungreased 2 quart casserole. Keep fruit hot in oven. Measure flour, 1 T. sugar, baking powder, and salt into bowl. Add shortening and milk. Cut through shortening 6 times; mix until dough forms a ball. Drop dough by 6 spoonfuls onto hot fruit. Bake 25 to 30 minutes or until topping is golden brown.