Hamburger Pancakes - cooking recipe

Ingredients

1/2 lb hamburger
1 tablespoon onion, finely chopped
1/2 teaspoon salt
1/4 teaspoon baking powder
3 egg yolks
3 egg whites, stiffly beaten

Preparation

Mix the hamburger, onion, salt and baking powder.
Stir in the egg yolks, then fold in the whites.
Drop like pancakes on to a hot griddle or frying pan (greased, if not non-stick).
Turn once so they are browned on both sides.
Serve alone or with tomato or mushroom sauce.