Recipe Cook Time
Grate the potatoes thickly. In a pan, melt the butter over medium heat.
Add onion and cook until transparent, about five minutes.
Add potatoes and stir to blend; press down firmly.
Cook over low heat for 25 to 30 minutes, until potatoes are crisp and brown on the bottom.
Cut through potatoes from the edge of the pan to center.
Carefully run a spatula under cut sections, flipping over one section at a time.
Cook until browned.
Run spatula under potatoes, loosening them from the skillet.
Transfer on to a serving dish, sprinkle with salt and pepper and serve.