French Dip Sandwich
This easy French dip sandwich features tender, thinly sliced roast beef, sweet sautéed onions, and melted provolone cheese tucked inside buttery toasted French rolls. Served with warm homemade beef au jus for dipping, it's a comforting restaurant-style sandwich that's ready in just 35 minutes.
Equipment
- Large skillet
- baking sheet
- Sharp knife
- Cutting board
- Measuring cups and spoons
- Wooden spoon
- Kitchen Tongs
- Small Serving Bowls
- Oven
Ingredients
- For the Sandwiches
- 1½ pounds thinly sliced deli roast beef
- 4 sturdy French rolls or hoagie rolls
- 8 slices provolone cheese
- 2 tablespoons unsalted butter softened
- For the Au Jus and Onions
- 1 tablespoon olive oil
- 1 medium yellow onion thinly sliced
- 2 garlic cloves minced
- 3 cups low-sodium beef broth
- 1 tablespoon Worcestershire sauce
- 1 teaspoon soy sauce
- ½ teaspoon dried thyme
- ¼ teaspoon freshly ground black pepper
- Salt to taste
- Optional for Serving
- Prepared horseradish sauce
- Fresh parsley
- Dill pickles
- French fries
Instructions
- Step 1: Prepare the IngredientsPreheat your oven to 375°F (190°C).Slice the French rolls lengthwise without cutting completely through them. Spread the softened butter evenly over the cut sides.Thinly slice the onion and mince the garlic.Step 2: Sauté the OnionsHeat the olive oil in a large skillet over medium heat.Add the sliced onion and cook for 8–10 minutes, stirring occasionally, until softened and lightly golden.Add the minced garlic and cook for another 30 seconds, until fragrant.Step 3: Prepare the Au JusPour the beef broth into the skillet with the onions.Add Worcestershire sauce, soy sauce, dried thyme, and black pepper.Stir well and bring the mixture to a gentle simmer. Cook for approximately 5 minutes to develop the flavor.Taste before adding any additional salt.Step 4: Warm the Roast BeefMove the onions to one side of the skillet.Add the thinly sliced roast beef to the simmering au jus in batches.Warm gently for approximately 1–2 minutes. Avoid boiling, as prolonged cooking can make the beef tough.Remove the beef using kitchen tongs, allowing excess broth to drip back into the skillet.Step 5: Toast the RollsPlace the buttered French rolls on a baking sheet.Toast in the preheated oven for 3–4 minutes, until the cut sides become lightly golden and crisp.Step 6: Assemble the SandwichesDivide the warm roast beef and sautéed onions evenly among the four toasted rolls.Top each sandwich with two slices of provolone cheese.Step 7: Melt the CheeseReturn the assembled sandwiches to the oven for approximately 2–3 minutes, or until the provolone cheese melts.Remove from the oven carefully.Step 8: Serve With Au JusDivide the warm beef au jus among four small serving bowls.Serve each French dip sandwich immediately with its own bowl of au jus for dipping.Add horseradish sauce, fresh parsley, or your favorite side dishes if desired.