
This sumptuous French onion beef short rib soup combines two classic comfort foods into one incredible bowl. The rich beefy flavor of tender short ribs melds perfectly with sweet caramelized onions and that iconic cheesy bread topping.
I first made this on a snowy weekend when I wanted something special that would fill the house with amazing aromas. My family literally hovered around the kitchen for hours as the short ribs simmered and the onions caramelized. Now it's our special occasion soup.
Ingredients
- Bone in beef short ribs: provide incredible richness and depth you simply cannot get with other cuts
- Yellow onions: transform magically when caramelized creating sweet complex flavors
- Unsalted butter: helps the onions caramelize to golden perfection
- Olive oil: with its higher smoke point is perfect for searing the meat
- Fresh minced garlic: adds essential aromatic notes
- High quality beef broth: forms the backbone of the soup look for low sodium options
- Worcestershire sauce: brings umami and complexity without overpowering
- Bay leaf and fresh thyme: provide subtle herbal notes that balance the richness
- Crusty baguette slices: serve as the perfect vehicle for soaking up broth
- Gruyère cheese: with its nutty flavor and superior melting quality creates that iconic topping
Step-by-Step Instructions
- Sear the Beef Short Ribs:
- Heat your Dutch oven until it is quite hot then add the olive oil which should shimmer slightly. Season your short ribs generously with salt and freshly ground black pepper on all sides. Place them carefully in the hot oil without overcrowding making sure each side develops a deep brown crust. This step is crucial for developing flavor so take your time approximately 3 to 4 minutes per side. The meat should release easily from the pot when properly seared. Once beautifully browned remove the ribs to a plate and set aside.
- Caramelize the Onions:
- Lower the heat to medium and add the butter to the same pot keeping all those flavorful browned bits from the meat. Add your thinly sliced onions spreading them evenly in the pot. This is where patience becomes your greatest virtue. Cook the onions slowly stirring occasionally but not constantly for a full 25 to 30 minutes. They will gradually transform from white to translucent to golden to a deep amber color. The natural sugars will concentrate creating incredible depth of flavor. In the final two minutes add the minced garlic stirring constantly as garlic burns easily.
- Build the Soup:
- Return those beautiful short ribs to the pot nestling them among the caramelized onions. Pour in the beef broth which should sizzle slightly as it hits the hot pot. Add the Worcestershire sauce bay leaf and fresh thyme. Bring everything to a gentle simmer then lower the heat to maintain the barest bubbling. Cover the pot and let this mixture work its magic for 2 to 3 hours. The meat will gradually become so tender it literally falls off the bone. Remove the short ribs carefully transfer to a cutting board and shred the meat using two forks discarding bones and any tough bits. Return all that delicious meat to the pot.
- Prepare the Topping:
- Position your oven rack about 6 inches from the broiler and preheat it. Ladle your finished soup into oven safe bowls leaving about an inch of space at the top. Place a slice of toasted baguette directly on the surface of the soup then cover generously with shredded Gruyère making sure it reaches all the way to the edges where it will create those coveted cheese pulls. Place the bowls carefully under the broiler watching closely until the cheese is melted bubbly and spotted with golden brown areas.
- Serve and Enjoy:
- With oven mitts carefully remove the bowls which will be extremely hot. Place each on a plate or napkin lined saucer to protect your table. Allow the soup to cool just enough that it wont burn your mouth but is still steaming hot. The contrast between the melty cheese crusty bread and savory broth creates a truly transcendent eating experience.

My grandmother always said the secret to exceptional French onion soup was patience. When I incorporated her slow caramelization technique with my husbands favorite short ribs I knew wed created something special. The first time I served this at a dinner party my brother in law who rarely comments on food asked for both the recipe and seconds.
Making It Ahead
This soup actually improves with time as the flavors meld together in the refrigerator. You can make the entire soup portion up to three days before serving just reheat gently on the stovetop before adding the bread and cheese topping. For longer storage freeze the soup portion without the toppings in airtight containers for up to three months. Thaw overnight in the refrigerator before reheating.
Perfect Pairings
This hearty soup deserves thoughtful accompaniments. Serve with a simple green salad dressed with a bright vinaigrette to cut through the richness. A medium bodied red wine like Pinot Noir or Côtes du Rhône complements the beef and onions beautifully without overwhelming. For a complete French bistro experience add cornichons and good quality mustard on the side.
Troubleshooting Tips
If your soup tastes too salty remember that both the beef broth and cheese contain salt so go easy when seasoning the meat and onions. If your onions are burning rather than caramelizing lower the heat even further and add a tablespoon of water to the pan. For the perfect cheese topping shred your own Gruyère rather than using pre shredded which contains anti caking agents that prevent proper melting.
Recipe FAQs
- → Can I make this soup ahead of time?
Yes! This soup actually tastes better the next day as the flavors have time to meld. Make the soup through the meat-shredding step, then refrigerate. When ready to serve, reheat gently on the stove, then add the bread and cheese topping before broiling.
- → What's the key to properly caramelizing onions?
Patience is essential for properly caramelized onions. Cook them over medium heat, stirring occasionally for 25-30 minutes. Don't rush this step by increasing the heat, as the onions will burn rather than caramelize. The slow cooking process allows the natural sugars in the onions to develop, creating that deep, sweet flavor that's characteristic of French onion soup.
- → Can I use boneless short ribs instead?
While boneless short ribs will work, bone-in short ribs are recommended as the bones add significant depth and richness to the broth. If using boneless, you might want to add a bit more beef broth or even a small amount of beef bouillon to enhance the flavor.
- → What can I substitute for Gruyère cheese?
Swiss cheese is the most common substitute for Gruyère, offering a similar melt and flavor profile. Other good alternatives include Emmental, Jarlsberg, or a combination of mozzarella (for the melt) and Parmesan (for the flavor). For a different twist, try Comté or Fontina cheese.
- → How do I know when the short ribs are done cooking?
Short ribs are done when the meat is very tender and easily pulls away from the bone. You should be able to shred it with minimal effort using two forks. This typically takes 2-3 hours of gentle simmering. If the meat is still tough after this time, continue cooking for another 30 minutes and check again.
- → Can I make this in a slow cooker?
Yes, this soup adapts well to a slow cooker. Sear the short ribs and caramelize the onions as directed in the stovetop method, then transfer everything to a slow cooker. Cook on low for 6-8 hours or on high for 4-5 hours. The long, slow cooking will yield exceptionally tender meat and rich flavor.