Parmesan Potato Gratin


One bite of these cheesy scalloped potatoes will have you begging for more. This potato gratin is layered to the brim with bacon, Parmesan potatoes, and onions for a tasty twist on the classic gratin recipe.

Parmesan Potato Gratin
Photo: Con Poulos
Prep Time:
45 mins
Bake Time:
1 hrs 45 mins
Total Time:
2 hrs 30 mins
12 cups


  • 1 tablespoon olive oil

  • 1 pound Parmesan cheese

  • 4 slices bacon, crisp-cooked and crumbled

  • 2 green onions, thinly sliced

  • 2 tablespoon snipped fresh chives

  • 1 tablespoon snipped fresh thyme

  • 1 tablespoon snipped fresh rosemary

  • ¼ cup unsalted butter, cut up

  • 4 pound potatoes, peeled and finely sliced (about 12 cups)

  • Salt

  • Freshly ground black pepper

  • ¾ cup whole milk

  • ¾ cup whipping cream

  • 3 tablespoon all-purpose flour

  • Snipped fresh rosemary and thyme


  1. Preheat oven to 325° F. Brush the bottom of a 3-quart rectangular or oval baking dish with the olive oil; set aside. Using a wide vegetable peeler, shave Parmesan into thin strips (about 4 cups); set aside.

  2. In a small bowl combine bacon, green onion and chives. In prepared baking dish, place half the potatoes. Sprinkle with 1/2 tsp. each salt and freshly ground black pepper, half of the bacon mixture, and half the herbs. Top with half the Parmesan. Dot with half the butter. Repeat layers. In a small bowl whisk together whole milk, whipping cream, and flour; pour evenly over potatoes.

  3. Bake, covered, for 1 1/2 hours. Increase temperature to 400°F. Bake, uncovered, for 15 to 20 minutes more or until potatoes are tender and top is golden brown. Makes 24 1/2 -cup servings.

Nutrition Facts (per serving)

192 Calories
11g Fat
15g Carbs
9g Protein
Nutrition Facts
Servings Per Recipe 24
Calories 192
% Daily Value *
Total Fat 11g 14%
Saturated Fat 6g 30%
Cholesterol 30mg 10%
Sodium 392mg 17%
Total Carbohydrate 15g 5%
Total Sugars 2g
Protein 9g
Vitamin C 8.3mg 42%
Calcium 242.3mg 19%
Iron 0.5mg 3%
Potassium 276mg 6%
Folate, total 12.1mcg
Vitamin B-12 0.3mcg
Vitamin B-6 0.2mg

*The % Daily Value (DV) tells you how much a nutrient in a food serving contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

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