French Onion Pot Roast

Featured in: Slow Cozy Dinners

This dish blends tender beef chunks with deeply caramelized onions simmered in white wine and beef broth. After slow cooking, it's topped with toasted bread cubes and melted Gruyère cheese for a rich, comforting meal. Aromatic thyme, garlic, and bay leaves add depth to the savory layers. Perfect for cozy gatherings, this hearty bake brings warmth and flavor to the table.

Updated on Fri, 21 Nov 2025 11:18:00 GMT
French Onion Pot Roast Casserole bubbling with melted Gruyère, a comforting family dinner ready to serve. Save to Pinterest
French Onion Pot Roast Casserole bubbling with melted Gruyère, a comforting family dinner ready to serve. | savoringli.com

A cozy, hearty casserole marrying the flavors of classic French onion soup with tender pot roast, topped with melty cheese and crisp bread. The ultimate comfort food hack for family dinners.

This dish brings back memories of cozy family evenings where the aroma filled the house and everyone gathered around the table eager for a warm, satisfying meal.

Ingredients

  • Meats: 2.5 lbs (1.1 kg) chuck roast, trimmed and cut into large cubes
  • Vegetables: 3 large yellow onions, thinly sliced, 3 cloves garlic, minced, 2 carrots, peeled and sliced
  • Liquids: 1 cup (240 ml) dry white wine, 2 cups (480 ml) beef broth, 2 tbsp Worcestershire sauce
  • Dairy: 2 cups (200 g) shredded Gruyère cheese, 2 tbsp unsalted butter
  • Breads: 4 cups (120 g) baguette slices or rustic bread cubes
  • Herbs & Seasonings: 1 tbsp fresh thyme leaves (or 1 tsp dried thyme), 2 bay leaves, 1 tsp kosher salt plus more to taste, ½ tsp freshly ground black pepper
  • Oil: 2 tbsp olive oil

Instructions

Preheat oven:
Preheat oven to 325°F (165°C).
Brown beef:
Heat olive oil in a large Dutch oven over medium-high heat. Brown the beef cubes in batches, about 2–3 minutes per side. Transfer to a plate.
Cook onions:
In the same pot, add butter and onions. Cook over medium heat, stirring often, until deeply caramelized and golden brown, about 25 minutes.
Sauté garlic and carrots:
Add garlic and carrots, sauté 2 minutes.
Add wine:
Pour in white wine, scraping up browned bits from the bottom. Simmer 3 minutes.
Add liquids and seasonings:
Stir in beef broth, Worcestershire sauce, thyme, bay leaves, salt, and pepper. Return beef to the pot.
Bake:
Cover and transfer to the oven. Bake for 2 hours, until beef is fork-tender.
Toast bread:
Meanwhile, toast the bread cubes on a baking sheet at 325°F (165°C) for 10–12 minutes, until golden and crisp. Set aside.
Prepare casserole:
Remove pot from oven. Discard bay leaves. Transfer beef and onions to a large casserole dish (3–4 qt).
Add toppings:
Top evenly with toasted bread cubes, then sprinkle Gruyère cheese over the top.
Bake cheese:
Return casserole (uncovered) to the oven. Bake at 375°F (190°C) for 15–20 minutes, until cheese is melted and bubbly.
Rest and serve:
Let rest 5 minutes before serving. Garnish with more thyme if desired.
Melty cheese crowns this French Onion Pot Roast Casserole alongside toasty bread, perfect for a chilly evening. Save to Pinterest
Melty cheese crowns this French Onion Pot Roast Casserole alongside toasty bread, perfect for a chilly evening. | savoringli.com

This casserole is a staple at family dinners, often sparking stories and laughter as we enjoy every comforting bite together.

Required Tools

Large Dutch oven or heavy pot, Chefs knife, Cutting board, Baking sheet, 3–4 quart casserole dish

Allergen Information

Contains Dairy (cheese, butter) and Gluten (bread). May contain Sulfites (wine, Worcestershire sauce). Always check product labels for allergens.

Nutritional Information

Per serving: Calories 625, Total Fat 32 g, Carbohydrates 29 g, Protein 54 g

This hearty French Onion Pot Roast Casserole features tender pot roast and caramelized onions, a flavorful meal. Save to Pinterest
This hearty French Onion Pot Roast Casserole features tender pot roast and caramelized onions, a flavorful meal. | savoringli.com

This recipe truly shines with fresh ingredients and a little patience, promising a delicious meal every time.

Recipe Questions & Answers

How long should the beef be cooked for tenderness?

Cook for about 2 hours at 325°F until the beef becomes fork-tender and infused with flavor.

What is the best bread to use for the topping?

Rustic bread like baguette slices or country-style cubes toasted until crisp provides a perfect crunchy topping.

Can the Gruyère cheese be substituted?

Swiss cheese is an excellent alternative that melts well and complements the caramelized onion flavors.

What role does white wine play in this dish?

White wine deglazes the pot, lifting browned bits and adding brightness to the savory broth.

How do the herbs enhance the dish?

Fresh thyme and bay leaves infuse aromatic herbal notes that deepen the overall taste profile.

French Onion Pot Roast

A hearty dish with caramelized onions, tender beef, and melted cheese topped with crispy bread cubes.

Prep Time
25 minutes
Time to Cook
150 minutes
Overall Time
175 minutes
Created by savoringli Lila Anderson


Skill Level Medium

Cuisine Type American-French Fusion

Makes 6 Serving Size

Diet Details None specified

Ingredient List

Meats

01 2.5 lbs chuck roast, trimmed and cut into large cubes

Vegetables

01 3 large yellow onions, thinly sliced
02 3 cloves garlic, minced
03 2 medium carrots, peeled and sliced

Liquids

01 1 cup dry white wine
02 2 cups beef broth
03 2 tablespoons Worcestershire sauce

Dairy

01 2 cups shredded Gruyère cheese
02 2 tablespoons unsalted butter

Breads

01 4 cups baguette slices or rustic bread cubes

Herbs & Seasonings

01 1 tablespoon fresh thyme leaves or 1 teaspoon dried thyme
02 2 bay leaves
03 1 teaspoon kosher salt, plus more to taste
04 ½ teaspoon freshly ground black pepper

Oil

01 2 tablespoons olive oil

Step-by-Step Instructions

Step 01

Preheat Oven: Preheat the oven to 325°F (165°C).

Step 02

Brown Beef: Heat olive oil in a large Dutch oven over medium-high heat. Brown beef cubes in batches for 2 to 3 minutes per side. Transfer browned beef to a plate.

Step 03

Caramelize Onions: In the same pot, add butter and sliced onions. Cook over medium heat, stirring frequently, until deeply caramelized and golden brown, about 25 minutes.

Step 04

Sauté Garlic and Carrots: Add minced garlic and sliced carrots to the pot, sauté for 2 minutes.

Step 05

Deglaze with Wine: Pour in dry white wine, scraping up browned bits from the bottom of the pot. Let simmer for 3 minutes.

Step 06

Add Broth and Seasonings: Stir in beef broth, Worcestershire sauce, thyme, bay leaves, kosher salt, and freshly ground black pepper. Return beef cubes to the pot and stir to combine.

Step 07

Bake Covered: Cover the pot and transfer to the preheated oven. Bake for 2 hours until beef is fork-tender.

Step 08

Toast Bread Cubes: While beef cooks, place baguette slices or bread cubes on a baking sheet and toast at 325°F (165°C) for 10 to 12 minutes until golden and crisp. Set aside.

Step 09

Assemble Casserole: Remove pot from oven and discard bay leaves. Transfer beef and onion mixture to a 3–4 quart casserole dish.

Step 10

Top with Bread and Cheese: Evenly distribute toasted bread cubes over the beef mixture, then sprinkle shredded Gruyère cheese on top.

Step 11

Final Bake: Bake uncovered in the oven at 375°F (190°C) for 15 to 20 minutes until cheese is melted and bubbly.

Step 12

Rest and Serve: Let the casserole rest for 5 minutes before serving. Optional: Garnish with additional fresh thyme leaves.

Equipment Needed

  • Large Dutch oven or heavy pot
  • Chef’s knife
  • Cutting board
  • Baking sheet
  • 3–4 quart casserole dish

Allergy Info

Review every ingredient for allergens. If unsure, check with a healthcare provider.
  • Contains dairy (cheese, butter) and gluten (bread). May contain sulfites from wine and Worcestershire sauce.

Nutrition Info (per portion)

Serves for general info – not a replacement for professional advice.
  • Calorie Count: 625
  • Fats: 32 g
  • Carbohydrates: 29 g
  • Proteins: 54 g