Fry the grated ginger, garlic and chopped chilies then add the minced beef a bit at a time and fry until cooked, stirring continuously.
Salt to taste. Finely chop the onions. Fry in oil then mix with the mashed potatoes, onions and meat.
Divide the mixture into 10 portions. Form into fat sausage or beefburger shapes, dip in the beaten egg and bread crumbs, and then refrigerate for a few hours.