Looking for something off the radar at your favorite sandwich shop? The Potbelly Underground Menu is the secret treasure trove of flavor that most fans don’t even know exists. While Potbelly Sandwich Works is widely known for its toasty classics and crave-worthy shakes, insiders and loyal fans have discovered a hidden gem—an exclusive underground menu featuring bold twists, custom creations, and fan-favorite mashups that go beyond the standard fare.
Whether you’re a die-hard Potbelly lover or just someone who loves finding secret fast food menus, this Potbelly secret menu guide will walk you through the best underground items, how to order them, and insider tips to customize your sandwich like a true pro. From “The Lucky 7” to “Wrecking Ball,” these secret sandwiches offer flavor profiles you won’t find on the main board.
So, if you’re ready to elevate your next lunch break and unlock the hidden Potbelly Sandwich Shop menu, read on to explore the delicious world of Potbelly’s underground eats!
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What Is the Potbelly Underground Menu?
If you think you know everything on the Potbelly Sandwich Works menu, think again. There’s a lesser-known, off-the-books lineup of exclusive sandwiches, dessert mashups, and flavor hacks known as the Potbelly Underground Menu.
The Potbelly Underground Menu (also referred to as the secret menu) includes fan-favorite combinations and creative tweaks that aren’t advertised on the in-store board. These options are unofficially official—they exist, but only those “in the know” request them.
Why Potbelly’s Underground Menu Is Gaining Popularity
Potbelly’s core appeal lies in its warm, toasty sandwiches and laid-back, neighborhood sandwich shop vibe. But loyal fans and former employees have made the secret Potbelly menu a cult obsession.
Why is it so popular?
- Unique flavor combos not found on the standard menu
- Fun “insider” ordering experience
- Instagrammable items with viral potential
- Highly customizable and crave-worthy
Potbelly Underground Menu with Price
| Item | Description | Price |
|---|---|---|
| Wrecking Ball | A mashup of the Wreck + Meatball sandwiches. Expect roast beef, salami, turkey, ham, meatballs, melted cheese, and signature sauce. | $9.99 |
| Lucky 7 | Turkey, roast beef, ham, salami, corned beef, pepperoni, and capicola on one mega-sandwich. A true meat lover’s dream. | $10.99 |
| Fireball | Potbelly’s meatball sandwich with added hot peppers, Frank’s RedHot, and extra provolone. Spicy and gooey. | $8.79 |
| Cheeseburger Sub | Toasted sandwich with ground beef, cheddar, pickles, ketchup, mustard, and mayo. No grill required. | $8.49 |
| PB&J Milkshake | A creative mix of Potbelly’s strawberry shake blended with a spoonful of peanut butter. It’s nostalgic and creamy. | $5.29 |
| Cookie Collision | Two different cookies (like chocolate chip + oatmeal) used as a sandwich base with Nutella or marshmallow in between. | $3.99 |
| Mac & Cheese Grilled Cheese | Macaroni and cheese packed inside multigrain or white bread, toasted to perfection with cheddar cheese. | $6.99 |
| Toasty Club | Turkey, bacon, cheddar, avocado, lettuce, tomato, and ranch all layered into one toasted masterpiece. | $9.49 |
How to Order from the Potbelly Underground Menu
Ordering from the underground menu takes a little confidence—and maybe a wink.
Here’s how you do it:
- Order in-store and politely ask for a specific item (e.g., “Can I get the Wrecking Ball?”)
- Mention ingredients if the employee isn’t familiar with the name
- Use Potbelly’s mobile app – many underground items can be customized through the app (e.g., build your own sandwich with the right ingredients)
- Avoid peak hours – some custom items may not be available during busy lunch rushes
- Tip your sandwich artist – show appreciation for custom orders!
Vegan & Vegetarian Hacks from the Underground Menu
Yes, the underground menu has plant-based friendly options too! While Potbelly isn’t 100% vegan, you can custom-build amazing off-menu creations.
Vegan Custom Tips:
- Choose multigrain or white bread
- Use mushroom melt base or Veggie Melt with NO cheese
- Add avocado, hummus, hot peppers, pickles, lettuce, tomato, mustard, and oil
- Pair with vegan-friendly soups like Garden Vegetable (when available)
Gluten-Free & Allergen Insights
Potbelly doesn’t have gluten-free bread, but gluten-sensitive guests can still enjoy:
- Salad base with underground toppings (like Lucky 7 meats)
- Custom bowl version (no bread)
- Ask for allergen sheets or refer to the Potbelly Allergen Menu
Common allergens in secret items:
Best Pairings with Potbelly Underground Menu Items
| Underground Item | Recommended Pairing | Drink Suggestion |
|---|---|---|
| Fireball | Zapp’s Hotter ‘N Hot Chips | Bottled Water |
| PB&J Milkshake | Oatmeal Chocolate Chip Cookie | None needed |
| Lucky 7 | Broccoli Cheese Soup Cup | Fountain Soda |
| Toasty Club | Side Caesar Salad | Iced Tea |
| Cookie Collision | Chocolate Brownie | Cold Brew |
Potbelly Underground Menu Prices Summary
| Category | Price Range |
|---|---|
| Sandwiches | $7.49 – $10.99 |
| Desserts | $3.49 – $5.29 |
| Shakes | $4.99 – $5.29 |
| Add-ons | $0.99 – $2.00 |
Prices may vary by location. Underground items often come with premium ingredients, which can slightly raise costs.
Can You Order Underground Items Online?
Yes, but with a catch.
You can’t search for “Wrecking Ball” directly in the Potbelly app, but you can build your own by:
- Selecting a base sandwich
- Adding premium toppings (like meatballs, extra meats, sauces)
- Naming the sandwich in the notes section
Explore More Potbelly Hacks
- Join Potbelly Perks to earn points even on secret items
- Follow Reddit, TikTok, or Instagram for trending off-menu creations
- Ask employees if they know any local store-only secret items
- Create your own mashup using order customization
Frequently Asked Questions (FAQs)
1. What is the Potbelly Underground Menu?
It’s a list of unofficial items you can order at Potbelly that aren’t on the regular menu. These include creative sandwich mashups and dessert hacks.
2. Can I order the Underground Menu on the Potbelly app?
Yes, but you’ll need to build the item manually or write it in the special instructions section.
3. Is the Wrecking Ball on the main menu?
No. It’s a secret combo of The Wreck + Meatball Sandwich, but most stores can make it.
4. What’s in the Fireball sandwich?
Meatballs, provolone, hot peppers, and Frank’s RedHot Sauce. It’s a spicy twist on the classic.
5. Are Potbelly’s underground items available at all locations?
Not guaranteed. Some employees might not know the item by name, so describe the ingredients if needed.
6. Can I use coupons or deals on underground items?
Yes, especially through Potbelly Perks. Some secret items can count toward point rewards.
7. Does Potbelly offer vegan options on the underground menu?
Yes, with customization. Try Veggie Melt base with vegan toppings.
8. Can I make a cookie sandwich at Potbelly?
Absolutely. Order two cookies and ask them to sandwich it with Nutella or marshmallow.
9. Does Potbelly make a cheeseburger sub?
It’s not on the official menu, but some stores will toast a sandwich with cheddar, beef, pickles, ketchup, and mustard.
10. How do I make a Lucky 7 sandwich?
Request turkey, ham, roast beef, salami, corned beef, pepperoni, and capicola on one sandwich.
11. What are the most popular underground Potbelly items?
Wrecking Ball, Lucky 7, Fireball, PB&J Milkshake, and Cookie Collision.
12. Can I customize shakes at Potbelly?
Yes! Ask to mix strawberry and peanut butter for a PB&J shake.
13. Do underground items have allergens?
Yes, most contain gluten, dairy, and eggs. Always check allergen info.
14. Is the underground menu cheaper or more expensive?
Usually slightly more expensive due to multiple meats or add-ons.
15. Is it okay to ask employees about the underground menu?
Yes! Most employees are happy to help—just be polite and clear.
Final Thoughts
Whether you’re a longtime Potbelly fan or a first-timer, the Underground Menu is a delicious way to elevate your experience.
You get:
- Creative flavor mashups
- Custom sandwich builds
- Hidden dessert combos
- An insider feel to your order
- Even more reasons to join Potbelly Perks