Finely chop the olives.
In a bowl, mix whole wheat flour, rolled oats, baking powder, sugar, and salt.
Cut cold butter into small pieces and mix evenly by hand.
Add the olives and milk, then knead the dough.
Shape the dough into a round form and place it on a baking pan.
Bake at 180°C (356°F) for 20–25 minutes.