- 2 cups heavy whipping cream
- 1 cup chicken broth
- 1 1/2 teaspoons ground white pepper
- 3 large Idaho potatoes(approximately 3-inches in diameter), peeled and sliced 1/4-inch thick
- 3 cups Parmesan cheese, divided
- 3 medium turnips(approximately 3-inches in diameter), peeled and sliced 1/4- inch thick
- 2 large sweet potatoes (approximately 3-inches in diameter), peeled and sliced 1/4-inch thick
- Garnish: fresh oregano
In a small bowl, whisk together cream, chicken broth, and white pepper; set aside. Create a layer of potatoes on bottom of prepared baking dish. sprinkle with 2/3 cup cheese. Pour 1 cup cream mixture on top of cheese. Repeat process with turnips, 2/3 cup cheese, and 1 cup cream mixture. Repeat process again with sweet potatoes, 2/3 cup cheese. Pour 1 cup cream mixture on top of cheese. Repeat process again with sweet potatoes. 2/3 cups cheese, and 1 cup of cream mixture. Cover with foil and bake for 1 hour and 50 minutes, or until potatoes are tender.
Remove foil and sprinkle remaining 1 cup Parmesan and bake for an additional 10 minuets, or until cheese is melted. Garnish with fresh oregano, if desired.