Peel potatoes and cut into 4 pieces each. Cook in boiling water until soft. In a big bowl, mash potatoes well.

Heat oil in a pan, and start cooking onion. Then add ground beef and cook until browned and cooked through. Season with salt and pepper.

Mix potatoes and meat mixture and add some more salt and pepper to taste. Let it cool.

Divide potato mixture into 8 pieces and make oval patties. Refrigerate for an hour.

Coat with flour, then eggs, and finally Panko (bread crumbs).

Heat deep frying oil to 350-375F, and fry the patties for 3-4 minutes each side.