Roast Beef Sandwiches with Horseradish Dip

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Roast Beef Sandwiches with Horseradish Dip

Hot roast beef sandwiches topped with melted provolone, spread with roasted garlic horseradish dip, and toasted in the oven. Served with a quick French onion and Worcestershire sauce for dipping. Ready in under 15 minutes.

Ingredients

  • 1 can Campbell's Condensed French Onion Soup
  • 1 tbsp Worcestershire sauce
    soy sauce1:1adds glutenadds soy

    adds umami

    Full guide →
  • 4 sub rolls
    hoagie rolls1:1

    larger sandwich

  • ¾ pound lean deli roast beef, thinly sliced
  • 4 slice deli provolone cheese, cut in half
    Swiss1:1dairy

    milder flavor

    Full guide →
  • Rustlin' Rob's Roasted Garlic Horseradish Dip

Instructions

  1. 1

    Preheat oven to 400°F.

  2. 2

    Heat soup and Worcestershire sauce in a small saucepan over medium-high heat until boiling. Set aside.

  3. 3

    Spread a generous layer of Roasted Garlic Horseradish Dip on each roll.

  4. 4

    Divide roast beef evenly among the rolls.

  5. 5

    Top beef with cheese slices and place sandwiches on a baking sheet.

  6. 6

    Bake until toasted and cheese is melted.

  7. 7

    Serve by dipping in French onion sauce.

Tips

Tip 1

Monitor cheese closely during baking to prevent overdrying

Good to Know

Storage

Leftover sandwiches can be wrapped and refrigerated for up to 2 days. Reheat gently in oven.

Make Ahead

Prepare dip spread and beef assembly components up to 4 hours in advance. Assemble and bake just before serving.

Serve With

Serve hot with dipping sauce alongside.

See pairing guide →

Common Mistakes

Watch

Do not overbake to avoid dried-out beef and burnt cheese

Watch

Do not skip setting aside the sauce to avoid cooling the assembled sandwiches

Substitutions

Dairy-Free Swaps

provolone
Swiss1:1dairy

milder flavor

Full guide →
provolone
cheddar1:1dairyadds dairy

sharper taste

Full guide →

General Alternatives

sub rolls
hoagie rolls1:1

larger sandwich

Worcestershire sauce
soy sauce1:1adds glutenadds soy

adds umami

Full guide →
Find more substitutions →