Five Guys Grilled Mushrooms Nutrition Facts
One serving of Five Guys Grilled Mushrooms (21 g) has 6 calories, 0g of protein, 1g of carbohydrates (1g net carbs), 0g of fat and 50mg of sodium.
About 0% of its calories come from protein, 100% from carbs and 0% from fat.
How it compares with other toppings & cheese
Among 16 items in Toppings & Cheese, it ranks #7 for fewest calories and #7 for most protein.
| Item | Cal | Protein | Carbs | Fat | Sodium |
|---|---|---|---|---|---|
| A.1.® Sauce | 15 | 0g | 3g | 0g | 280mg |
| BBQ Sauce | 49 | 1g | 15g | 0g | 400mg |
| Cheese (1 slice) | 70 | 4g | 1g | 6g | 300mg |
| Cheese (1/2 slice) | 35 | 2g | 1g | 3g | 165mg |
| Green Peppers | 3 | 0g | 1g | 0g | 1mg |
| Grilled Mushrooms | 6 | 0g | 1g | 0g | 50mg |
| Hot Sauce | 0 | 0g | 0g | 0g | 200mg |
| Jalapeño Peppers | 3 | 0g | 1g | 0g | 0mg |
| Ketchup | 30 | 0g | 5g | 0g | 160mg |
| Lettuce | 3 | 0g | 1g | 0g | 3mg |
| Mayonnaise | 111 | 0g | 0g | 11g | 70mg |
| Mustard | 0 | 0g | 0g | 0g | 55mg |
| Onions / Grilled Onions | 11 | 0g | 2g | 0g | 1mg |
| Pickles | 0 | 0g | 0g | 0g | 260mg |
| Relish | 16 | 0g | 4g | 0g | 85mg |
| Tomatoes | 8 | 1g | 2g | 0g | 3mg |
Nutrition Facts
Serving: 21 g
Calories5
% Daily Value*
- Total Fat 0g
- 0%
- Saturated Fat 0g
- 0%
- Trans Fat 0g
- Cholesterol 0mg
- 0%
- Sodium 50mg
- 2%
- Total Carbohydrate 1g
- 0%
- Dietary Fiber 0g
- 0%
- Total Sugars 1g
- Protein 0g
- 0%
* Percent Daily Values are based on a 2,000 calorie diet. Figures are estimates from published restaurant data; actual portions vary by location.
Source: Five Guys US Nutrition & Allergen Guide (September 2026), checked September 2026.