Name: French Onion Potato Bake
Prep time: 20 min
Cook time: 1 h
Total time: 1 h 20 min
Cuisine: French
Ingredients: 2 large yellow onions, thinly sliced; 2 tablespoons butter; 1 tablespoon olive oil; 1 teaspoon salt; ½ teaspoon black pepper; 1 teaspoon sugar (optional, helps onions caramelize faster); ½ teaspoon garlic powder; ½ teaspoon dried thyme (or 1 teaspoon fresh thyme); ½ cup beef broth (or vegetable broth for a vegetarian version); 4 large Yukon Gold potatoes, sliced ¼-inch thick; 1 tablespoon butter (for greasing); 1 cup shredded Gruyère cheese (or Swiss, cheddar, or mozzarella); ½ cup Parmesan cheese, grated; 1 cup heavy cream or whole milk; ½ teaspoon salt; ¼ teaspoon black pepper; 1 teaspoon fresh thyme leaves; Fresh thyme sprigs; Extra Parmesan cheese; Crispy fried onions (optional, for extra crunch!)

Description

Indulge in the comforting flavors of French Onion Potato Bake, a delightful dish that combines layers of creamy potatoes and sweet caramelized onions. This hearty casserole is perfect for weeknight dinners or special gatherings, impressing your family and friends with its rich taste and simple preparation. With a crispy top layer of cheese and an inviting aroma that fills your kitchen, this bake is sure to become a family favorite. It’s versatile enough to serve as a satisfying main course or a flavorful side dish alongside grilled chicken or fresh salads.

Ingredients

Scale

2 large yellow onions, thinly sliced
2 tablespoons butter
1 tablespoon olive oil
1 teaspoon salt
½ teaspoon black pepper
1 teaspoon sugar (optional, helps onions caramelize faster)
½ teaspoon garlic powder
½ teaspoon dried thyme (or 1 teaspoon fresh thyme)
½ cup beef broth (or vegetable broth for a vegetarian version)
4 large Yukon Gold potatoes, sliced ¼-inch thick
1 tablespoon butter (for greasing)
1 cup shredded Gruyère cheese (or Swiss, cheddar, or mozzarella)
½ cup Parmesan cheese, grated
1 cup heavy cream or whole milk
½ teaspoon salt
¼ teaspoon black pepper
1 teaspoon fresh thyme leaves
Fresh thyme sprigs
Extra Parmesan cheese
Crispy fried onions (optional, for extra crunch!)

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Instructions

Sauté sliced onions in olive oil and butter over medium heat until caramelized (15–20 minutes).
Slice Yukon Gold potatoes into ¼-inch rounds.
In a greased baking dish, layer half the potato slices, followed by half of the caramelized onions and half of the cheeses. Repeat with remaining ingredients.
Whisk together heavy cream or milk with salt, pepper, and thyme; pour over layers in the dish.
Cover with foil and bake at 350°F for 45 minutes, then remove foil and bake an additional 15–20 minutes until golden brown.

Nutrition

Serving Size: 1 cup (240g)
Calories: 400
Sugar: 4g
Sodium: 680mg
Fat: 24g
Saturated Fat: 14g
Unsaturated Fat: 8g
Trans Fat: 0g
Carbohydrates: 36g
Fiber: 4g
Protein: 10g
Cholesterol: 70mg