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Portobello Roast Beef Hoagies Recipe

Portobello Roast Beef Hoagies Recipe

It doesn't get much easier than this delicious sandwich which features Portobello mushrooms, roast beef and provolone cheese. My sister and I love this gourmet-tasting sandwich.—Tabitha Freeman of Middletown, Connecticut
TOTAL TIME: Prep/Total Time: 15 min. YIELD:4 servings


  • 4 whole wheat hoagie buns, split
  • 4 tablespoons butter, softened, divided
  • 1 teaspoon Italian seasoning
  • 1/4 teaspoon garlic salt
  • 3/4 pound sliced deli roast beef, julienned
  • 1/2 pound sliced baby portobello mushrooms
  • 1 teaspoon dried rosemary, crushed
  • 1/4 teaspoon pepper
  • 1/2 pound sliced provolone cheese
  • 1/2 cup sour cream
  • 1 tablespoon prepared horseradish


  • 1. Spread cut sides of buns with 2 tablespoons butter; sprinkle with Italian seasoning and garlic salt. Set aside.
  • 2. In a large skillet, saute the beef, mushrooms, rosemary and pepper in remaining butter until mushrooms are tender. Spoon onto buns; top with cheese.
  • 3. Place on a baking sheet. Broil 2-3 in. from the heat for 2-4 minutes or until cheese is melted. In a small bowl, combine sour cream and horseradish; serve with sandwiches. Yield: 4 servings.

Nutritional Facts

1 sandwich with 2 tablespoons sour cream mixture equals 722 calories, 39 g fat (22 g saturated fat), 136 mg cholesterol, 1,637 mg sodium, 53 g carbohydrate, 8 g fiber, 43 g protein.

Reviews for Portobello Roast Beef Hoagies

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Reviewed Jun. 5, 2013

"Plan on making these soon, though will leave out horseradish. A great side dish would be homemade potato salad."

Reviewed Oct. 8, 2012

"My husband LOVES these"

Reviewed Jul. 12, 2012

"My husband LOVES this sandwich! I sauté sliced onions with the mushrooms and beef."

Reviewed Sep. 30, 2011

"is that the correct calorie count seems very high or is tha t for the whole recipe"

Reviewed Jun. 4, 2010

"Great! Fast and yummy."

Reviewed Apr. 15, 2010

"My husband likes roast beef sandwhiches so I thought I'd give it a try. It was very fast and the whole family loved it!"

Reviewed Aug. 2, 2009

"Really really like these. Easy, quick, and delicious. Will try another variety of this using ham and swiss."

Reviewed Aug. 30, 2008

"My whole family loved this recipe!! I left out the rosemary, and the sandwiches were still outstanding. I will be making these sandwiches for dinner again soon, for sure!!"

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