Preheat oven to 200°C (400°F) and prepare a plate covered with baking paper. In a large bowl, mix the flours, sugar, baking soda, baking powder and salt, add oatmeal. Add the butter (cubed) and knead with your hands.
In another bowl, mix the egg and buttermilk and add to another preparation. Knead, if the dough is smooth, add the raisins.
Form into balls and flatten them slightly. Cook for 25 minutes.