Pre heat the oven to 170°c

Whip the butter the sugar and the brown sugar on medium speed for 12 minutes

sift the flour and baking powder and add alternately with eggs

Add raisins and oatmeal (keep mixing)

Add milk to adjust texture (must be thick and stiky, not too loose)

Scoop the desirable size and bake for 7 minutes, take them out of the oven and squeeze with a scraper, to make them flat (dont make them toó thin) put them back to the oven and bake for other 7 to 10 minutes