The Zaxbys Signature Sandwich is a fried chicken fillet on a toasted bun with Zax Sauce. Swap in Spicy Zax Sauce and it becomes the Spicy Signature. Here’s how the two compare and what the meal adds.
Quick answers
- How many calories are in the Signature Sandwich?
- 590 to 600 calories depending on the option, per the official Zaxbys guide.
- What allergens does it list?
- Milk, Egg, Wheat, Soy, Sesame, MSG, Gluten.
- How much protein does it have?
- 31 g in the Spicy Zax Sauce option.
What it is
Fried chicken fillet on a toasted bun with Zax Sauce or Spicy Zax Sauce. Sandwich only.
Spicy Signature Sandwich vs the original
The two sandwiches are the same build. The only change is the sauce: the original uses Zax Sauce (600 calories), and the Spicy Signature uses Spicy Zax Sauce (590 calories). The spicy version adds a little pepper heat without going near wing-sauce territory.
Want real heat? The Kickin’ Chicken Sandwich uses a spicy fillet, and you can add a sauce on the side.
Zaxbys Signature Sandwich sizes and options
Signature Sandwich comes in 2 options: Zax Sauce and Spicy Zax Sauce. Calories run from 590 (Spicy Zax Sauce) to 600 (Zax Sauce), a gap of 10 calories. The full nutrition facts for every option are in the table below.
| Option | Calories | Protein | Sodium | Allergens |
|---|---|---|---|---|
| Zax Sauce | 600 | 31 g | 2,200 mg | Milk, Egg, Wheat, Soy, Sesame, MSG, Gluten |
| Spicy Zax Sauce | 590 | 31 g | 2,260 mg | Milk, Egg, Wheat, Soy, Sesame, MSG, Gluten |
Full nutrition facts
| Option | Calories | Total fat | Sat. fat | Trans fat | Cholesterol | Sodium | Carbs | Fiber | Sugars | Protein |
|---|---|---|---|---|---|---|---|---|---|---|
| Zax Sauce | 600 | 32 g | 5 g | 0 g | 75 mg | 2,200 mg | 45 g | 2 g | 8 g | 31 g |
| Spicy Zax Sauce | 590 | 31 g | 5 g | 0 g | 70 mg | 2,260 mg | 45 g | 2 g | 8 g | 31 g |
Signature Sandwich meal
The calories above are for the sandwich alone. Order it as a meal and you add crinkle fries and a drink. Our example price is $10.69, but every Zaxbys restaurant sets its own prices, so yours may be higher or lower. The official Zaxbys app and zaxbys.com show the exact price once you pick your store.
Compare every chicken sandwich side by side on our Zaxbys chicken sandwich page.
Nutrition at a glance
For the lightest option (Spicy Zax Sauce), the official guide lists:
- 590 calories, 31 g fat, 45 g carbs (8 g sugar)
- 31 g protein, or 5.3 g per 100 calories
- 2,260 mg sodium, about 98% of the 2,300 mg FDA daily value
Protein is moderate for the calories. Pairing it with a lighter side keeps the meal more balanced.
Sodium is high: one serving covers most of a day’s recommended limit. Skipping the sauce or swapping the side are the easiest ways to bring it down.
That’s close to the middle of the sandwiches list, where the typical item has about 655 calories.
Allergens
The official guide lists milk, egg, wheat, soy and sesame, and flags MSG and Gluten as sensitivities.
Not listed: peanut, tree nut, shellfish and fish. Shared equipment means trace amounts of any allergen are still possible.
Want to see every item with a certain allergen? Use the allergen menu.
How it compares
Here’s Signature Sandwich next to 3 similar items, so you can see where it sits.
| Item | Calories | Options | Allergens | Example price |
|---|---|---|---|---|
| Signature Sandwich | 590–600 | 2 | Milk, Egg, Wheat, Soy, Sesame, MSG, Gluten | $10.69 |
| Grilled Chicken Sandwich | 620 | 1 | Milk, Egg, Wheat, Soy, Sesame, MSG, Gluten | $10.99 |
| Kickin’ Chicken Sandwich | 690 | 1 | Milk, Egg, Wheat, Soy, MSG, Gluten | $10.39 |
| Nibblerz | 960 | 1 | Milk, Egg, Wheat, Soy, MSG, Gluten | $11.39 |
Good to know
- Avoiding gluten? Our gluten-free guide lists what the guide shows without wheat or gluten.
- Our example price is $10.69, but each Zaxbys restaurant sets its own prices, so check the official app or zaxbys.com for your store.
Frequently asked questions
How many calories are in the Zaxbys Signature Sandwich?
590 to 600 calories depending on the option, per the official Zaxbys guide. That’s close to the middle of the sandwiches list, where the typical item has about 655 calories.
Does the Zaxbys Signature Sandwich contain milk?
Yes. The official guide lists milk.
Is the Signature Sandwich gluten-free?
No. The official guide lists wheat or gluten for it.
How much is the Signature Sandwich at Zaxbys?
Our example price is $10.69, but every Zaxbys restaurant sets its own prices, so yours may be higher or lower. The official Zaxbys app and zaxbys.com show the exact price once you pick your store.
What’s the difference between the Signature and the Spicy Signature?
Only the sauce. The Signature has Zax Sauce and the Spicy Signature has Spicy Zax Sauce. The chicken, bun and allergens listed are the same.
Where this information comes from. All nutrition and allergen information on this site is taken from the official Zaxbys Nutrition & Allergen Guide (revised November 2025), published on zaxbys.com. We have not added anything of our own or changed the figures. Recipes, suppliers and menus change, so please verify with Zaxbys or your restaurant before you rely on it, especially if you have a food allergy. Verify before use.