French Onion Potatoes au Gratin
French Onion Potatoes au Gratin combines the comforting flavors of creamy au gratin potatoes with the savory essence of French onion soup. This dish features tender layers of russet potatoes enveloped in a rich, cheesy onion sauce, creating an irresistible side perfect for any gathering. With its warm, inviting aroma and golden crust, this recipe is sure to impress your family and friends during cozy dinners or festive occasions.
- Prep Time: 20 minutes
- Cook Time: 65 minutes
- Total Time: 1 hour 25 minutes
- Yield: Serves 8
- Category: Side Dish
- Method: Baking
- Cuisine: French
Ingredients
Scale
- 2 lbs russet potatoes, peeled and thinly sliced
- 2 large sweet onions, sliced
- 1 cup heavy cream
- 1 cup Gruyère cheese, shredded
- 4 tbsp unsalted butter
- 1 tsp fresh thyme, chopped
- Salt and pepper to taste
- ½ cup breadcrumbs (optional)
Instructions
- Preheat oven to 375°F (190°C).
- In a skillet, melt butter over medium heat. Add sliced onions and cook for about 20 minutes until golden brown.
- In a bowl, mix heavy cream with salt, pepper, and thyme.
- In a greased baking dish, layer half of the potato slices followed by half of the onion mixture. Repeat the layers.
- Top with Gruyère cheese and breadcrumbs if using.
- Cover with foil and bake for 45 minutes. Remove foil and bake for an additional 15-20 minutes until golden brown.
Nutrition
- Serving Size: 1 cup (200g)
- Calories: 350
- Sugar: 2g
- Sodium: 480mg
- Fat: 22g
- Saturated Fat: 13g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 29g
- Fiber: 3g
- Protein: 7g
- Cholesterol: 50mg
Keywords: For added flavor, consider incorporating crispy bacon bits or swapping Gruyère for cheddar cheese. Sweet potatoes can be used for a unique twist on classic flavors.