Combine oatmeal, flour, baking powder, and salt in a bowl.
Add butter and sugar and cream together.
Add eggs and mix well.
Add the oatmeal mixture and knead into a dough.
Fold in chocolate chips or dried fruits.
Shape the dough into rounds and place on a baking tray.
Bake in the oven at 180°C for 12–15 minutes until done.