Description
If you love the rich, savory taste of French onion soup and the creamy, cheesy goodness of a potato bake, then this Easy French Onion Potato Bake Recipe is perfect for you. This dish transforms simple ingredients into a comforting, flavorful casserole that is ideal for dinner, potlucks, or family gatherings.
Let’s dive into this cheesy, caramelized onion-infused masterpiece that is both easy to make and sure to impress.
Ingredients
Main Ingredients
- 2 lbs russet potatoes, peeled and thinly sliced
- 2 large yellow onions, thinly sliced
- 4 tablespoons unsalted butter
- 1 cup heavy cream
- 1 cup shredded Gruyère cheese
- 1 cup shredded mozzarella cheese
- 1 tablespoon fresh thyme, chopped
- Salt and black pepper, to taste
Optional Additions and Substitutions
- Cheese Variations: Swap Gruyère for cheddar, Swiss, or Fontina.
- Cream Alternative: Use half-and-half or milk for a lighter version.
Instructions
Step1: Preheat and Prepare Ingredients
Preheat the oven to 375°F (190°C). Grease a 9×13-inch baking dish with butter or non-stick spray.
Step2: Caramelize the Onions
- Melt 4 tablespoons butter in a large skillet over medium heat.
- Add sliced onions and a pinch of salt, stirring occasionally.
- Cook for 20-25 minutes, until the onions become golden brown and caramelized.
- Stir in fresh thyme, then remove from heat.
Step3: Layer the Ingredients
- Place half the sliced potatoes in the greased baking dish.
- Spread half of the caramelized onions over the potatoes.
- Pour half of the heavy cream evenly on top.
- Sprinkle half the Gruyère and mozzarella cheese.
- Repeat the layering process with the remaining potatoes, onions, cream, and cheese.
Step4: Bake the Dish
- Cover the dish tightly with foil and bake for 45 minutes.
- Remove the foil and bake for another 15-20 minutes, until the cheese is golden and bubbly.
- Let the dish rest for 10 minutes before serving.
Equipment
2Pcs Heart Shape Cake Pans, Aluminum Heart Cake Mold, Reusable 10 inch
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Buy Now →Notes
- Use a mandoline slicer – Ensures uniform potato slices for even cooking.
- Slow-cook the onions – Caramelizing the onions properly enhances their natural sweetness.
- Cover while baking – Prevents the top from burning while ensuring the potatoes are fully cooked.
- Let it rest before serving – This helps the flavors meld together beautifully.