Description
This French Onion Soup Burger recipe delivers rich, savory flavors inspired by the classic French soup—featuring juicy beef patties, sweet caramelized onions simmered in thyme and beef broth, and melted Gruyère cheese all nestled in toasted brioche buns. It’s an easy gourmet twist that satisfies burger lovers and comfort food fans alike.
Ingredients
- Ingredients:
- Ground beef (80/20 blend recommended)
- Kosher salt
- Freshly ground black pepper
- Olive oil
- Yellow onions, thinly sliced
- Fresh thyme
- Beef broth
- Worcestershire sauce
- Gruyère cheese, sliced
- Brioche buns
- Mayonnaise (optional)
Instructions
- Form ground beef into 4 patties and season with salt and pepper.
- Heat olive oil in a skillet and cook onions over medium heat for 20–25 minutes until deeply caramelized.
- Add thyme, beef broth, and Worcestershire sauce to the onions; simmer until slightly thickened.
- Cook burger patties on a skillet or grill to desired doneness.
- Top patties with Gruyère cheese during the last minute of cooking.
- Toast brioche buns, spread with mayo (if using), and assemble burgers with caramelized onion topping.
Notes
- Swap Gruyère with Swiss or provolone if needed.
- Mix Dijon mustard into mayo for a tangy kick.
- Serve bunless over greens for a low-carb option.
- Store patties and onions separately in the fridge up to 3 days; reheat in skillet to preserve texture.
