Maui Onion Potato Gratin

Prep: 20 mins Cook: 1 hr Difficulty: Moderate Serves: 6
kcal fat saturates carbs
327 21g 13g 23g
sugars fibre protein salt
4g 2g 9g 0.78g
Maui Onion Potato Gratin

There’s something incredibly comforting about a well-made gratin, and this Maui Onion Potato Gratin is no exception. The creamy layers of tender russet potatoes combined with the sweet and mellow flavor of Maui onions create an indulgent yet balanced dish. This particular recipe is a beautiful example of how simplicity can lead to exceptional flavors.

The Comfort of Tradition

Growing up in a Nigerian household in Atlanta, I was constantly surrounded by rich, soulful dishes that drew upon a diverse palette of flavors. However, Southern cooking’s emphasis on homey, comforting food was a significant influence as well. This Maui Onion Potato Gratin is a perfect fusion of those sensibilities, marrying the heartiness of Southern cuisine with the attention to detail I remember from my West African roots.

Health Benefits

From a health perspective, this dish offers several benefits. Potatoes are a good source of vitamins C and B6, offering immune support and helping with cellular repair. The Maui onions add not only a wonderful sweetness but also a dose of antioxidants. While the heavy cream and Gruyère cheese make this gratin rich and satisfying, they should be enjoyed in moderation. This dish is best served as part of a balanced meal, perhaps alongside a fresh green salad or some steamed vegetables.

One key element that sets this gratin apart is the use of Maui onions. Unlike regular onions, Maui onions bring a unique sweetness that enhances the richness of the cream and cheese without overwhelming the palate. If Maui onions are not available, Vidalia onions make an excellent substitute.

Pairing Suggestions

This Maui Onion Potato Gratin pairs beautifully with many main courses. For a vegetarian meal, consider serving it alongside a roasted vegetable medley or a fresh, zesty arugula salad dressed with lemon vinaigrette. It’s also a great accompaniment to grilled meats or a hearty roast chicken.

Recipes similar to this one include traditional Potato Dauphinoise or a classic scalloped potatoes. However, the unique addition of Maui onions and the touch of nutmeg give this gratin a distinctive edge.

Whether you’re preparing a weeknight dinner or a special holiday meal, this Maui Onion Potato Gratin is bound to become a favorite. Its layers of flavor and comforting textures make it a dish that resonates with anyone who appreciates good, soulful cooking.

What You’ll Need

  • 2 pounds russet potatoes
  • 1 large Maui onion
  • 2 tablespoons unsalted butter
  • 1 cup heavy cream
  • 1 cup whole milk
  • 2 cloves garlic, minced
  • 1 teaspoon kosher salt
  • 1/2 teaspoon freshly ground black pepper
  • 1/4 teaspoon ground nutmeg
  • 1 cup shredded Gruyère cheese
  • 1/4 cup finely chopped chives
ALLERGENS: Milk, Dairy

Method

Step One

Preheat your oven to 375°F (190°C). Butter a 9×13-inch baking dish with 2 tablespoons of unsalted butter.

Step Two

Peel and thinly slice the russet potatoes into 1/8-inch rounds. You can use a mandoline for uniform slices. Thinly slice the Maui onion.

Step Three

In a medium saucepan, combine the heavy cream, whole milk, minced garlic, kosher salt, freshly ground black pepper, and ground nutmeg. Heat the mixture over medium heat until it begins to simmer, then remove it from heat.

Step Four

Arrange half of the sliced potatoes in an even layer in the prepared baking dish. Top with half of the sliced onions.

Step Five

Pour half of the cream mixture over the layered potatoes and onions. Sprinkle half of the shredded Gruyère cheese evenly on top.

Step Six

Repeat the layers with the remaining potatoes, onions, cream mixture, and shredded Gruyère cheese.

Step Seven

Cover the baking dish with aluminum foil and place it in the preheated oven. Bake for 45 minutes.

Step Eight

Remove the foil and continue to bake for an additional 15-20 minutes, or until the top is golden brown and the potatoes are tender.

Step Nine

Once baked, remove the dish from the oven and let it rest for about 10 minutes. Sprinkle finely chopped chives over the top before serving. Enjoy your Maui Onion Potato Gratin!

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