Tender slices of leftover prime rib is piled on garlic bread, topped with caramelized onions, melted cheese, horseradish sauce, and au jus, for the final word prime rib sandwich.
Prime Rib Sandwich
Flip your leftover prime rib into an unbelievable prime rib sandwich, full with our flavorful prime rib recipes and wealthy au jus.
Houston’s Well-known Prime Rib Dip Au Jus has nothing on this unhealthy boy because it’s an amped up model of the traditional french dip sandwich!


Substances And Substitutions
Listed below are the primary substances wanted to make this prime rib sandwich recipe. The complete listing might be discovered within the recipe card.
- Leftover Prime Rib: I created and examined this recipe utilizing one 1/4″-1/2″ slice of beef, minimize in opposition to the grain, from a leftover prime rib roast. Use a pointy knife or meat slicer to create shaved prime rib for those who favor that texture. Simply begin with chilly meat because it’s simpler to chop skinny slices.
- Bread: any hearty roll will work, equivalent to French roll, ciabatta bread, hoagie roll, or baguette. You may as well purchase garlic bread, which is able to prevent the time of creating the garlic butter unfold.
- Cheese: add slices of provolone cheese, Swiss, or cheddar so as to add creaminess to the sandwich.
- Onions: candy onions work greatest, however yellow onions and purple onions will work as effectively. To chop down on time, use sautéed onion as a substitute.
- Au Jus: In case you have leftover prime rib au jus this can be a good way to make use of it up. If not, whip up a batch utilizing selfmade au jus combine or a retailer purchased packet.
- Creamy Horseradish Sauce: depart off this aspect for those who’re not a fan of horseradish. The garlic bread and au jus supplies ample taste so a traditional “prime rib sandwich sauce” isn’t wanted.

How To Re-heat Prime Rib For Sandwiches
That’s the genius of this recipe…the leftover prime rib slices are positioned within the broiler, together with the remainder of the sandwich, so that they gained’t overcook. Plus the au jus is served scorching which is able to additional “heat” the meat. No dry meat on this recipe! Your “pink middle” will keep pink!
In case you want tricks to reheat giant slices or a major rib roast, reference this How To Reheat Prime Rib information.
How To Make
Right here’s a fast overview,with step-by-step pictures,exhibiting how one can make a major rib sandwich.
Step 1:The longest step in making this sandwich is caramelizing the onions. Begin these unhealthy boys first,so that they’re cooking whilst you’re engaged on the opposite components.
Step 2:Whip up a batch of Au Jus and use a bit to re-heat the slice of prime rib.
Step 3:Toast the garlic bread and cheese.
Step 4:Prime with the warmed prime rib,caramelized onions,and horseradish sauce. Serve with a facet of au jus.




Variations
Listed below are a number of variation concepts to think about when making this sandwich recipe:
Roast Beef Sliders: Use slider bread,as used on this prime rib sliders,to feed a crowd.
Crispy Onions: Prime with fried onions,or Bacon Onion Jam,for much more taste and crunch.
Mushrooms: sautéed mushrooms would make an ideal addition to this sandwich. Simply sauté together with the onions.
Peppers:RH Rooftop has an incredible prime rib sandwich that includes pickled peppers. Throw them in for warmth and tang.

Recipe Ideas And Notes
- Garlic Bread: Using pre-made garlic bread will minimize down on prep time. Hey,Texas Toast.
- Don’t skip toasting the bread. The garlic butter provides a ton of taste,and the warmth provides crunch.
- Salt: I extremely advocate sticking to unsalted butter. The prime rib rub,in addition to the au jus,shall be already excessive in sodium.
- Serve instantly for the very best texture. The longer it sits,the softer the bread will turn into.
Prime Rib Leftovers
In case you have loads of leftovers,listed here are a number of extra concepts: prime rib breakfast casserole, prime rib quiche, Philly cheesesteak sandwich, prime rib patty soften, roast beef sandwich with bacon jam,or prime rib soup.


Prime Rib Sandwich (Use Any Leftover Roast Beef)
Servings: 1 sandwich
Energy: 1665kcal
Price: $5
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Substances
CARAMELIZED ONIONS:
- 2 tbsp unsalted butter (*Notice 1)
- 1 small onion, thinly sliced
- 1 tsp apple cider vinegar
GARLIC BREAD:
- 1 French sub roll (*Notice 2)
- 2 tbsp unsalted butter, softened
- 2 cloves garlic, minced
Directions
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Pre-heat a medium-size sauce pan over medium warmth.
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Add the butter. As soon as melted, add the onions and toss to mix. Cowl and let the onions cook dinner, uninterrupted, for 5-6 minutes. Take away the lid, and stir for 1 minute.
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Flip the warmth to low (in direction of the high-end of low) and stir each 6-7 minutes for 30-35 minutes, or till the onions are darkish brown. Add the vinegar and use a wood spoon to deglaze, ensuring to scrap up the brown bits on the underside of the pan. Cowl and put aside.
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When the onions are near ending, pre-heat the oven to excessive broil.
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Add ¼ cup of au jus to a big skillet and switch the warmth to medium-high. As soon as simmering, flip the warmth to medium. Add the slice of prime rib and let cook dinner for 1 minute per facet. Take away and place on a paper towel lined plate. (*Notice 5)
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Lower the bread in half (lengthwise) and place on a baking sheet. Add the butter and minced garlic to a small bowl and blend to mix. Evenly unfold the garlic butter combination over the rolls.
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Broil for roughly 3-4 minutes, till your required brownness is achieved. Take away from oven.
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Layer the cheese throughout the underside piece and broil for 1-2 minutes, or till the cheese is melted.
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Prime the cheese with the nice and cozy slice of prime rib and caramelized onions. Lather the opposite piece of bread with horseradish sauce and place on high of the underside half.
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Serve with the warmed au jus and luxuriate in instantly.
Notes
Notice 2 –You may as well use Hoagie Rolls,pre-made garlic bread,giant French bread,ciabatta,or another sturdy bread.
Notice 3 –Any leftover prime rib will work effectively. Be mindful the prime rib rub utilized will affect the ultimate taste of the sandwich.
Notice 4 –You need to use selfmade or retailer purchased for the horseradish sauce or au jus.
Notice 5 –Complete time will rely upon the thickness of the prime rib slices. Additionally take note if you dip the sandwich within the scorching au jus it should additional warmth up the meat.
The dietary calculations don't embody any added salt,au jus or horseradish.
Diet
Energy:1665kcal| Carbohydrates:217g| Protein:55g| Fats:66g| Saturated Fats:38g| Polyunsaturated Fats:5g| Monounsaturated Fats:16g| Trans Fats:2g| Ldl cholesterol:147mg| Sodium:2699mg| Potassium:669mg| Fiber:10g| Sugar:22g| Vitamin A:1736IU| Vitamin C:7mg| Calcium:537mg| Iron:16mg


