Baked Sweet Potato

Ingredients

 * 3 cups mashed sweet potato or kau kau
 * 3 tablespoons butter
 * 3 tablespoons finely sliced onions
 * 3 eggs
 * ½ teaspoon ground cinnamon
 * 1 tablespoon milk
 * salt and pepper to taste

Directions

 * 1) After mashing the cooked sweet potato, mix in the butter, Onion, milk, cinnamon, salt and pepper.
 * 2) Separate the egg whites from the yolks.
 * 3) Beat them separately.
 * 4) Fold the egg yolks into the mashed Potato followed by the egg whites.
 * 5) Place mixture in a greased baking dish.
 * 6) Brush the top with butter and bake in the oven with the dish placed in a pan of water for 35 to 40 minutes at 160°C.