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Easy Roasted Garlic Potatoes Au Gratin

These easy roasted garlic potatoes au gratin are a creamy, cheesy dream come true for your dinner table.
Prep Time15 minutes
Cook Time1 hour
Total Time1 hour 15 minutes
Course: Side Dish
Cuisine: American
Keywords: air fryer desserts easy recipes, dinner recipes, easy recipes, food receipt easy recipes, quick and easy recipes, recipes for dinner, sweet easy recipes
Servings: 6 servings
Author: Betty

Ingredients

  • 2 pounds russet potatoes, peeled and thinly sliced
  • 2 tablespoons olive oil
  • 1 head garlic
  • 1 tablespoon butter
  • 1 cup heavy cream
  • 1 cup whole milk
  • 1/2 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/4 teaspoon ground nutmeg
  • 1 1/2 cups shredded Gruyère cheese
  • 1/2 cup shredded Parmesan cheese
  • Chopped fresh parsley, for garnish

Instructions

  1. Preheat oven to 400°F (200°C).
  2. Slice the top off the garlic head, drizzle with olive oil, wrap in foil, and roast for 40 minutes. Squeeze the roasted garlic out of the skins and mash.
  3. Reduce oven temperature to 375°F (190°C).
  4. In a saucepan over medium heat, melt butter. Add cream, milk, roasted garlic, salt, pepper, and nutmeg. Stir until combined and warmed through.
  5. In a greased baking dish, layer half the sliced potatoes. Pour over half the cream mixture and sprinkle with half of the cheeses. Repeat with remaining potatoes, cream, and cheeses.
  6. Cover with foil and bake for 45 minutes. Remove foil and bake for an additional 15 minutes until golden and bubbly.
  7. Let rest for 10 minutes before serving. Garnish with chopped parsley.