Combine oatmeal and flour in a bowl and mix well.
Add baking powder and salt and mix together.
Cut cold butter into small pieces, add to the mixture, and rub together with your hands until evenly mixed.
Add milk, sugar, and eggs, and knead to form a dough.
Shape the dough into a circle and cut into 6 to 8 pieces.
Bake in a preheated oven at 180°C for 20 minutes.