Caramelized Onion Potatoes Au Gratin
Caramelized Onion Potatoes Au Gratin is a creamy and indulgent dish that features layers of thinly sliced Russet potatoes, sweet caramelized onions, and a rich blend of Gruyère and sharp cheddar cheeses. Baked to golden perfection, this comforting recipe is perfect for family dinners or special occasions, leaving everyone craving more. Experience the delightful combination of flavors that will elevate your meal and impress your guests.
- Prep Time: 20 minutes
- Cook Time: 55 minutes
- Total Time: 1 hour 15 minutes
- Yield: Serves approximately 6 people 1x
- Category: Side Dish
- Method: Baking
- Cuisine: Comfort Food
Ingredients
Scale
- 2 lbs Russet potatoes, peeled and thinly sliced
- 2 large sweet onions (Vidalia or Walla Walla), sliced
- 1 cup heavy cream
- 1 cup shredded Gruyère cheese
- 1 cup shredded sharp cheddar cheese
- 4 tbsp unsalted butter, divided
- Salt and pepper to taste
Instructions
- Preheat oven to 400°F (200°C) and grease a baking dish with nonstick spray.
- In a skillet over medium heat, melt 2 tbsp butter. Add sliced onions and a pinch of salt; cook until golden brown (15-20 minutes).
- Layer half of the potato slices in the baking dish; sprinkle with salt and pepper. Add half the caramelized onions and half the cheese blend. Repeat layers.
- Pour heavy cream evenly over layered ingredients and top with remaining cheese.
- Cover with aluminum foil and bake for 30 minutes. Remove foil and bake for an additional 15-20 minutes until golden brown.
- Let cool slightly before serving.
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 380
- Sugar: 3g
- Sodium: 650mg
- Fat: 25g
- Saturated Fat: 15g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 34g
- Fiber: 3g
- Protein: 10g
- Cholesterol: 70mg
Keywords: For added flavor, incorporate herbs like thyme or rosemary into the layers. You can also swap cheeses based on personal preference to create unique flavor profiles.