How to Make a French Dip Sandwich for Lunch or Dinner

Friday, October 30, 2026

SAEDNEWS: French Dip sandwiches are a beloved classic, known for their rich flavor and tender slow-cooked beef, served on toasted baguette bread with a savory beef au jus for dipping.

How to Make a French Dip Sandwich for Lunch or Dinner

According to Saednews, A French dip sandwich is a classic beef sandwich made with tender, slow-cooked beef that can be easily shredded. The beef is placed inside a baguette or crusty roll and served with warm beef broth, also known as au jus, for dipping. The name “French dip” refers to the tradition of dipping the sandwich into the flavorful broth. If you're looking for a hearty and satisfying meal for a gathering, this sandwich is an excellent choice.

Ingredients for French Dip Sandwiches

  • 4 pounds beef chuck roast or beef round

  • Salt and black pepper, to taste

  • 1 can condensed beef broth

  • 1 can condensed French onion soup or onion soup

  • 1 onion, sliced into rings

  • 12 ounces au jus or beef broth

  • 2 garlic cloves, minced

  • 1 sprig fresh rosemary (optional)

  • 1 teaspoon Worcestershire sauce

  • 8 teaspoons butter

  • 2 baguettes, cut into 6-inch rolls

Step-by-Step Instructions for Making French Dip Sandwiches

Step 1: Prepare the Beef

Pat the beef dry with paper towels. Drying the surface helps create a better crust and develops a deeper flavor. Season both sides generously with salt and black pepper.

If you have time, sear the beef in a hot skillet with a little butter until golden brown. This step is optional, but it enhances the flavor and aroma of the sandwich.

Step 2: Prepare the Onion and Garlic

Slice the onion into rings and finely chop or crush the garlic.

If you used a skillet to sear the beef, sauté the onion in the same pan with a little butter until softened and lightly caramelized. This adds a natural sweetness to the broth.

Add the garlic and cook briefly, taking care not to burn it, as burnt garlic can taste bitter.

Step 3: Combine the Ingredients in a Slow Cooker

Place the beef, onion, garlic, and rosemary in the slow cooker.

Add the condensed French onion soup, beef broth, au jus or additional beef stock, and Worcestershire sauce. If using fresh rosemary, add it now so its flavor can gradually infuse the broth.

Avoid adding extra salt at this stage, or use only a small amount, since the soup and beef broth may already contain plenty of sodium.

Step 4: Slow-Cook the Beef

Cook the beef in the slow cooker on low for 8–10 hours or on high for 5–6 hours, until completely tender.

Alternatively, place the beef and other ingredients in a heavy, oven-safe pot with a lid. Cook in an oven preheated to 300°F (150°C) for approximately 3½–4 hours.

Whichever method you choose, the beef should be tender enough to shred easily with a fork.

Step 5: Rest the Beef and Prepare the Au Jus

Remove the beef from the slow cooker and let it rest for 10–15 minutes.

Slice it against the grain or shred it using two forks.

Strain the cooking liquid to remove the onion pieces and rosemary. Skim off any excess fat from the surface.

Taste the broth and adjust the seasoning with salt, pepper, or a little additional beef stock as needed. Keep it warm for serving.

Step 6: Prepare the Baguettes

Cut the baguettes into 6-inch rolls.

Lightly butter the cut sides of the bread and toast them in an oven preheated to 400°F (200°C), or in a skillet, for 5–7 minutes.

Toasting the bread helps prevent it from becoming overly soggy and gives the sandwich a pleasantly crisp texture.

Step 7: Assemble and Serve the Sandwiches

Fill each toasted roll with a generous portion of shredded beef. Top with some of the cooked onions.

If desired, add sliced cheese and place the sandwiches in the oven for a few minutes until the cheese melts.

Close the sandwiches and serve immediately with small bowls of warm au jus for dipping.

Essential Tips for Making Better French Dip Sandwiches

  • Choose beef chuck: Its fat content and connective tissue help the meat become tender and juicy during slow cooking.

  • Adjust the salt at the end: Condensed onion soup and beef broth can already be high in sodium.

  • Serve the au jus warm: Warm broth provides the best dipping experience.

  • Toast the bread: This helps keep the sandwich from becoming soggy too quickly.

  • Slice against the grain: Cutting across the muscle fibers makes the beef easier to chew.

  • Thicken the broth if needed: Simmer it briefly to reduce the liquid and concentrate its flavor.

  • Fix overly salty broth: Add a little boiling water or low-sodium beef stock to balance the seasoning.

French Dip Sandwiches for Lunch or Dinner

French dip sandwiches are a delicious option for lunch or dinner, especially when you want a comforting, filling meal. Serve them with French fries, roasted potatoes, a fresh green salad, or coleslaw for a complete meal.