Mix flour, baking powder, and salt in large mixing bowl. Cut in butter with pastry cutter or hands until it resembles coarse meal. Add 1/2 cup sugar and cream. Knead approximately 3 minutes and let rest.
Toss fruit with cornstarch, 1/4 cup sugar, and spices. Place fruit mixture in a 9 by 13-inch glass or ceramic baking dish. Cover with gobs of the cobbler dough. Bake 35 minutes or until lightly browned.