By hand, or using a paddle attachment on an electric mixer, combine all ingredients to form a soft dough. Do not overmix.
Wrap the dough well and refrigerate 10-12 hours before using.
When ready to use, remove dough from refrigerator and allow it to sit at room temperature 10-15 minutes before using.
Preheat oven to 350
Lightly butter a 9×13 inch baking dish
Allow the prepared pastry to come to room temperature one hour before preparing the cobbler.
Divide dough into half. On a floured surface, roll out one half of the dough into a 9”x13” rectangle, 1/2-inch thick.
Place the dough in a 9”x13” Pyrex baking dish and bake10 minutes. Remove the par-cooked dough from the oven and allow it to cool.