Golden Potato and Apple Gratin

Ingredients

• 1 12 cups 35% cream
• 1 tablespoon Dijon mustard
• 1 teaspoon salt
• 14 teaspoon pepper
• 2 lbs russet potatoes or 2 lbs yukon gold potatoes
• 1 tart apple (Granny Smith
• Crispin
• or Northern Spy)
• 2 tablespoons parmesan cheese
• freshly grated

Instructions

1. Preheat oven to 375F Butter a shallow casserole dish; set aside.
2. In a medium saucepan, combine, mustard, salt and pepper.
3. Bring to steaming over medium heat and whisk to combine; set aside.
4. Meanwhile, peel potatoes; cut into very thin slices.
5. Peel and core apple; cut into very thin slices.
6. Pour enough of the cream mixture to coat the bottom.
7. Layer about one-third of the potato slices, overlapping as necesary; top with half of the apple slices.
8. Pour over one-third of the cream mixture.
9. Repeat layering, ending with potatoes and remaining cream mixture.
10. Press down potatoes with spatula to cover with cream.
11. Bake for about an hour until potatoes are tender and top is golden.
12. Baked dish can be cooled, covered and refrigerated for up to one day.
13. Reheat, covered with foil, in 325F oven for about 50 minutes, uncover for the last 20 minutes to crisp top.
14. Sprinkle with cheese; broil for about 2 minutes or until golden brown, Let stand for 20 minutes.