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Ingredients
- 4 medium potatoes
- 5 Tbsp. butter
- 1/2 c. cream
- 1 large onion, chopped
- 2 eggs, separated
- grated Parmesan cheese
Method
- Peel potatoes and cook in water until tender.
- Mash potatoes, using mixer.
- Beat in 3 tablespoons butter and cream.
- Melt remaining butter in skillet.
- Add onion; saute until tender.
- Add sauteed onion to whipped potatoes.
- Season and cool.
- Beat egg yolks into cooled potatoes.
- Beat egg whites until stiff, not dry. Fold into potatoes.
- Generously grease casserole dish.
- Spoon in potato mixture.
- Sprinkle top with Parmesan cheese.
- Bake, uncovered, for 15 to 20 minutes at 350°.
- Place under broiler for 4 to 5 minutes to brown.