Holiday Mashed Potato Onion Puff - cooking recipe

Ingredients

4 lb. Idaho potatoes
1/2 c. heavy cream or half and half
1/2 c. butter
1 tsp. salt or to taste
1/4 c. grated onion
2 egg yolks or Egg Beaters
4 egg whites
thin sliced onion slices
1 tsp. baking powder
pinch of cream of tartar
pepper to taste

Preparation

Peel, cook and mash the potatoes in ricer.
Work fast and keep warm.
Melt butter and cream in microwave if possible.
Add the egg yolks to mashed potatoes and fold in melted butter and cream. (Note:
If more milk or cream is needed, add.)
Beat egg whites until stiff, but not dry.
Fold in 1 teaspoon baking powder.
Add a pinch of cream of tartar.