Potbelly Prime Rib Steak Sandwich
The Potbelly Prime Rib Steak Sandwich is a rich and savory addition to the menu, introduced in April 2025 for fans who crave bold steakhouse-inspired flavors. Priced at $13.29 and containing 715 calories, this hearty sandwich is stacked with tender sliced prime rib steak, melted Swiss cheese, housemade caramelized onions, and creamy garlic aioli, all served on warm toasted bread.
Designed to deliver a satisfying balance of juicy steak, creamy cheese, and sweet caramelized onions, the sandwich offers a premium deli-style experience with every bite. The garlic aioli adds a smooth, savory finish that perfectly complements the tender beef and toasted bread.
Pair it with chips, a fresh salad, soup, or a chocolate shake for a complete Potbelly meal. Whether you’re curious about the ingredients, nutrition facts, or why this new sandwich is quickly becoming a fan favorite, the Prime Rib Steak Sandwich stands out as one of Potbelly’s most flavorful menu additions.
$13.29 715 cal
Prime Rib Steak
Tender sliced prime rib steak, swiss, homemade caramelized onions, garlic aioli.
Potbelly Prime Rib Steak Sandwich: A Bold, Premium Lunch Experience
The Potbelly Prime Rib Steak Sandwich is one of the newest premium additions to the menu, introduced in April 2025 for those who want a richer, more steakhouse-style sandwich. Priced at $13.29 and containing around 715 calories, it brings together tender sliced prime rib steak, melted Swiss cheese, housemade caramelized onions, and creamy roasted garlic aioli, all served on warm toasted bread.
This sandwich is designed for people who want something hearty, flavorful, and more elevated than a typical deli-style option. Every bite combines juicy steak, sweet onions, and smooth garlic richness, making it one of the most satisfying choices on the menu.
A Closer Look at What Makes It Special
The Prime Rib Steak Sandwich stands out because of its balance of rich ingredients. The prime rib is tender and juicy, giving a true steakhouse feel. Swiss cheese melts smoothly into the meat, adding a creamy texture. Caramelized onions bring a natural sweetness that balances the savory beef, while the garlic aioli adds depth and a slight smoky richness.
When toasted, the bread becomes crisp on the outside but soft inside, tying all the flavors together into one warm, satisfying sandwich.
Nutrition Breakdown (Per Sandwich)
| Nutrient | Amount |
|---|---|
| Calories | 715 kcal |
| Protein | 38g |
| Fat | 36g |
| Carbohydrates | 54g |
| Sodium | 1350mg |
This makes it a high-protein and filling option, ideal for a full lunch or dinner meal.
Main Ingredients
The sandwich is built with simple but premium ingredients:
- Tender sliced prime rib steak
- Melted Swiss cheese
- Housemade caramelized onions
- Roasted garlic aioli
- Toasted signature bread
Each ingredient plays a key role in creating a rich, layered flavor profile.
Customization Options
Like most Potbelly sandwiches, it can be customized easily:
| Option | Benefit | Calorie Impact |
|---|---|---|
| Add hot peppers | Extra heat and spice | +10–20 |
| Extra onions | More sweetness | +15–20 |
| Extra cheese | Creamier taste | +100 |
| Thin-cut bread | Fewer carbs | -50 |
You can also remove the garlic aioli or convert it into a salad-style meal for a lighter version.
Flavor & Texture Experience
This sandwich is all about bold, layered flavor. The steak is juicy and savory, the onions are sweet and soft, and the Swiss cheese melts into every bite. The garlic aioli adds a smooth, slightly smoky finish that enhances the richness.
The toasted bread adds crunch on the outside while staying soft inside, giving a perfect contrast of textures.
Is It a Healthy Choice?
With 715 calories and moderate sodium levels, this sandwich is more of a hearty indulgence than a light meal. It’s best for those who want something filling and satisfying.
If you want to lighten it up, you can:
- Skip the garlic aioli
- Reduce or remove cheese
- Choose thin-cut bread
- Turn it into a salad bowl
These small changes can lower calories while keeping the steak flavor intact.
How to Recreate It at Home
You can make a similar version using simple ingredients:
- Slice and cook prime rib or roast beef until tender
- Caramelize onions slowly until golden brown
- Toast a fresh sandwich roll
- Layer steak, Swiss cheese, and onions
- Add garlic mayo or aioli
- Toast again until the cheese melts
A skillet or sandwich press helps bring out the best flavor and texture.
Best Pairings for a Full Meal
To complete your meal, pair it with:
- Chips for crunch and saltiness
- Broccoli cheddar soup for creamy balance
- Fresh salad for a lighter contrast
- Chocolate shake for a sweet finish
These sides help balance the richness of the sandwich.
Final Thoughts
The Potbelly Prime Rib Steak Sandwich is a rich, flavorful, and satisfying menu item designed for steak lovers. With tender prime rib, Swiss cheese, caramelized onions, and garlic aioli on toasted bread, it delivers a true premium sandwich experience.
It’s a perfect choice when you want something hearty, bold, and filling making it one of the standout items on the Potbelly menu.