French Onion Pot Roast

Featured in: Supper Club Comforts

This comforting casserole features tender pot roast cooked slowly with deeply caramelized onions and garlic, enriched by white wine and beef broth. A layer of toasted rustic bread cubes is topped with melted Gruyère cheese, creating a flavorful crisp crust. Aromatic thyme and bay leaves add a delicate herbal note, balancing savory richness. Bake until bubbling golden and let rest before savoring a warm, hearty dish perfect for family gatherings and cozy dinners.

Updated on Sat, 22 Nov 2025 09:10:00 GMT
Golden, bubbly French Onion Pot Roast Casserole with melted cheese and crispy bread topping. Save to Pinterest
Golden, bubbly French Onion Pot Roast Casserole with melted cheese and crispy bread topping. | buddybiteskitchen.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 recipe has become a favorite at our family dinners, bringing warmth and smiles every time we serve it.

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

Step 1:
Preheat oven to 325°F (165°C).
Step 2:
Heat olive oil in a large Dutch oven over medium-high heat. Brown the beef cubes in batches, about 2 to 3 minutes per side. Transfer to a plate.
Step 3:
In the same pot, add butter and onions. Cook over medium heat, stirring often, until deeply caramelized and golden brown, about 25 minutes.
Step 4:
Add garlic and carrots, sauté 2 minutes.
Step 5:
Pour in white wine, scraping up browned bits from the bottom. Simmer 3 minutes.
Step 6:
Stir in beef broth, Worcestershire sauce, thyme, bay leaves, salt, and pepper. Return beef to the pot.
Step 7:
Cover and transfer to the oven. Bake for 2 hours, until beef is fork-tender.
Step 8:
Meanwhile, toast the bread cubes on a baking sheet at 325°F (165°C) for 10 to 12 minutes, until golden and crisp. Set aside.
Step 9:
Remove pot from oven. Discard bay leaves. Transfer beef and onions to a large casserole dish (3 to 4 qt).
Step 10:
Top evenly with toasted bread cubes, then sprinkle Gruyère cheese over the top.
Step 11:
Return casserole (uncovered) to the oven. Bake at 375°F (190°C) for 15 to 20 minutes, until cheese is melted and bubbly.
Step 12:
Let rest 5 minutes before serving. Garnish with more thyme if desired.
Save to Pinterest
| buddybiteskitchen.com

Our family loves gathering around this casserole on chilly evenings, creating cherished memories one bite at a time.

Required Tools

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

Allergen Information

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

Nutritional Information

Calories: 625 per serving. Total Fat: 32 g. Carbohydrates: 29 g. Protein: 54 g.

Savory French Onion Pot Roast Casserole bubbling hot, filled with tender beef and caramelized onions. Save to Pinterest
Savory French Onion Pot Roast Casserole bubbling hot, filled with tender beef and caramelized onions. | buddybiteskitchen.com

This French Onion Pot Roast Casserole is both comforting and impressive, perfect for your next family gathering or special occasion.

Common Recipe Questions

What cut of beef works best for this dish?

Chuck roast is ideal due to its marbling and tenderness when slow-cooked, delivering rich flavor and moist texture.

How do I achieve caramelized onions without burning?

Cook onions slowly over medium heat, stirring frequently for about 25 minutes until they turn a deep golden brown.

Can I substitute Gruyère cheese?

Swiss cheese is a good alternative if Gruyère isn’t available, offering a similar creamy melt and mild nutty flavor.

Why toast the bread cubes separately?

Toasting bread cubes before assembling creates a crisp texture that balances the casserole’s tender layers and prevents sogginess.

How can I adjust seasoning after baking?

Taste the finished dish and add salt or freshly ground pepper as needed; fresh thyme sprigs can enhance aroma when served.

French Onion Pot Roast

A cozy blend of caramelized onions, beef, melted cheese, and crisp toasted bread for memorable family meals.

Prep Time
25 minutes
Cook Time
150 minutes
Total Time
175 minutes
Created By Max Buddyfield

Recipe Category Supper Club Comforts

Skill Level Medium

Cuisine Type American-French Fusion

Recipe Yield 6 Number of Servings

Dietary Preferences None specified

What You'll Need

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 carrots, peeled and sliced

Liquids

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

Dairy

01 2 cups shredded Gruyère cheese
02 2 tbsp unsalted butter

Breads

01 4 cups baguette slices or rustic bread cubes

Herbs & Seasonings

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

Oil

01 2 tbsp olive oil

Steps to Follow

Step 01

Prepare oven: Preheat oven to 325°F.

Step 02

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

Step 03

Caramelize onions: Add butter to the same pot. Stir in sliced onions and cook over medium heat, stirring frequently, until deeply caramelized and golden brown, approximately 25 minutes.

Step 04

Sauté garlic and carrots: Add minced garlic and sliced carrots to the pot; cook for 2 minutes.

Step 05

Deglaze with wine: Pour in white wine, scraping browned bits from the bottom of the pot. 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 browned beef to the pot.

Step 07

Bake beef mixture: Cover pot and place in preheated oven. Bake for 2 hours, until beef is tender when pierced with a fork.

Step 08

Toast bread cubes: While beef cooks, toast bread cubes on a baking sheet at 325°F for 10 to 12 minutes until golden and crisp. Set aside.

Step 09

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

Step 10

Add topping: Evenly distribute toasted bread cubes over the beef, then sprinkle shredded Gruyère cheese on top.

Step 11

Melt cheese topping: Place casserole uncovered in oven preheated to 375°F. Bake for 15 to 20 minutes until cheese is melted and bubbly.

Step 12

Rest and serve: Allow casserole to rest for 5 minutes before serving. Garnish with fresh thyme if desired.

Tools You'll Need

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

Allergy Warnings

Review each ingredient carefully for allergens. If unsure, consult with a healthcare provider.
  • Contains dairy and gluten
  • May contain sulfites from wine and Worcestershire sauce

Nutritional Info (per serving)

These details are for general information only. Always consult a healthcare professional for dietary concerns.
  • Calorie Count: 625
  • Fat Content: 32 grams
  • Carbohydrates: 29 grams
  • Protein Content: 54 grams