Three-Cheese Potato Souffle

Everyday mashed potatoes become elegant in this souffle. This casserole bakes up fluffy and golden.

• Ready In: 1 hr 5 mins
• Serves: 12

Ingredients

• 4  cups mashed potatoes (without added milk or butter)
• 1  cup nonfat milk
• 1  cup  shredded low-fat cheddar cheese
• 2⁄3 cup  shredded low-fat swiss cheese
• 1⁄3 cup  shredded parmesan cheese
• 1⁄3 cup  chopped green onion
• 1  small onion, chopped
• 1 1⁄4 teaspoons salt
• 1⁄4 teaspoon pepper
• 4  eggs, separated

Directions

1. In a large bowl, combine the first nine ingredients.
2. Beat egg yolks; stir into potato mixture.
3. In a small mixing bowl, beat egg whites until stiff peaks form; gently fold into potato mixture.
4. Transfer to a 2 quart souffle dish coated with nonstick cooking spray.
5. Bake, uncovered, at 375°F for 40-45 minutes or until golden.
6. Serve immediately.