French

Ultimate French Dip Sandwich with Melty Cheese & Caramelized Onions

This beloved French-American sandwich features tender, thinly sliced roast beef piled high on a crusty baguette, served with a rich, flavorful au jus for dipping. Melty cheese and caramelized onions add depth, making it a crowd-pleasing comfort food. Perfect for lunch, dinner, or casual gatherings.

45 min4 servings520 cal

From craving to table

Instructions

  1. 1

    Preheat oven to 350°F (175°C).

  2. 2

    In a skillet over medium heat, melt butter and olive oil. Add sliced onions and cook, stirring occasionally, until golden and caramelized, about 10-12 minutes. Season with a pinch of salt.

  3. 3

    While onions caramelize, combine beef broth, Worcestershire sauce, soy sauce, and minced garlic in a saucepan. Bring to a simmer and let cook for 8-10 minutes. Season with black pepper to taste. This is your au jus.

  4. 4

    Slice the baguette into 4 equal pieces, then cut each piece lengthwise, leaving a hinge. Arrange on a baking sheet.

  5. 5

    Layer roast beef and caramelized onions evenly onto the bottom halves of each baguette piece. Top with a slice of Swiss or provolone cheese.

  6. 6

    Bake in the preheated oven for 5-7 minutes, until cheese is melted and bread is warm.

  7. 7

    Serve hot sandwiches with a small bowl of warm au jus for dipping. Garnish with fresh parsley if desired.

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