Open-Faced Roast Beef Sandwich Recipe

Open-Faced Roast Beef Sandwich Recipe

Elegant, yet easy with leftover roast beef pieces. It is a crowd pleaser and comes out of the oven in just minutes.

Prep: 10 minutes

Cooking: 5 minutes


  • 8 oz. leftover roast beef, trimmed; or beef tenderloin
  • 4-large Kaiser buns, sliced
  • 4-slices of Colby Jack cheese
  • Spiced mustard
  • Mild barbecue sauce
  • 1/2 fresh red pepper, sliced thin


  1. Prep roast beef by trimming off any fats or tough edges.
  2. Prep rolls by cutting in half; laying open on cookie sheet.
  3. Place roast beef and red pepper slices on one side of bun.
  4. On opposite side, spread spiced mustard and barbecue sauce.
  5. Add cheese slices equally.
  6. Bake at 350 degrees F for 5 minutes.

Nutritional Information:

324 total calories, 17.5g fat, 9.7g saturated fat, 24.5g protein, 45.3g carbohydrates, high in iron and calcium.

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Rita Larsen Registered Dietitian at Elite Sports Clubs

Written by Rita Larsen, RDN, CD; Elite Sports Clubs Nutrition Educator & Diet Counselor

Rita is certified in Positive Psychology, University of Penn; has a BS in Dietetics from Kansas State University; and an Internship and Masters at the Indiana University Medical Center.

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