Firehouse Subs Hot Steak & Cheese Sub

The Steak & Cheese sandwich from Firehouse Subs is served with sauteed steak, melted provolone, caramelized bell peppers and onions, as well as mayo and mustard.
It’s served on your choice of white or wheat bread and also includes a pickle on the side. Customize the sandwich by adding cheese, mushrooms, or other add-ons.
A Small Steak & Cheese sub has 420 calories, 25 grams fat, 28 grams carbohydrates, and 19 grams protein.
Read this guide for a complete overview of the nutritional information, including calories, ingredients, and allergens in the hot specialty sandwich from Firehouse Subs.
Steak & Cheese Sub Nutritional Information
Calories
Calories vary by size sandwich. A large sub contains over 3x the the number of calories in a small.
Here are the total calories in a Firehouse Subs Steak & Cheese Sub, by size:
Dietary fats contribute the highest amount of the total calories. The following table provides a summary of the number of calories by macronutrient for each size sandwich: small, medium, and large.
Calories by Macronutrient
Small |
Medium |
Large | |
---|---|---|---|
Calories from Fat |
225 |
460 |
750 |
Calories from Carbohydrates |
115 |
225 |
380 |
Calories Protein |
80 |
155 |
270 |
Total Calories |
420 |
840 |
1,400 |
ESTIMATED FITNESS TIME TO BURN 840 CALORIES
As mentioned above, the greatest proportion (54%) of the total calories in one serving is derived from total fats. Carbohydrates contribute about 27% of the total calories and the remaining 19% is from protein.
Firehouse Subs Steak & Cheese
% Calories from Fat, Carbs and ProteinThe summary of calories by nutrient is a rounded estimate based on the nutrition facts provided by Firehouse Subs fast food restaurant. Calories may vary by location or as a result of how the sandwich is prepared.
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Lower Calorie Options
In addition to ordering the smaller size, order the sandwich with fewer toppings to reduce the overall calories in the meal. For example, enjoy the small sandwich without the mayonnaise and total calories drop by 100 to 320 calories.
Total Fat
The amount dietary fats in the steak & cheese sub is high. The size small contains 25 grams of total fat, including 7 grams of saturated fat. That’s a daily value of 32% and 35%, respectively (based on a 2,000 calorie diet).
Here is a summary of the amount of total fat and saturated in each size sub on the Firehouse Subs menu:
Amount of Dietary Fats by Size
Small |
Medium |
Large | |
---|---|---|---|
Total Fat |
25g |
51g |
83g |
Saturated Fat |
7g |
13g |
24g |
Sodium
One serving of the small Steak & Cheese Sub has more than half the recommended daily value of sodium. There are 1,340 milligrams of sodium in a size small.
A large steak & cheese contains more sodium than the amount of sodium recommended for an entire day.
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Nutrition Facts
Serving Size 1 Order (%DV)
SMALL |
MEDIUM |
LARGE | |
Calories |
420 |
840 |
1400 |
Total Fat |
25g (32%) |
51g (65%) |
83g (106%) |
Saturated Fat |
7g (35%) |
13g (65%) |
24g (120%) |
Cholesterol |
55mg (18%) |
110mg (37%) |
205mg (68%) |
Sodium |
1340mg (58%) |
2390mg (104%) |
4100mg (178%) |
Carbohydrates |
28g (10%) |
56g (20%) |
95g (35%) |
Dietary Fiber |
1g (4%) |
3g (11%) |
4g (14%) |
Total Sugars |
4g |
7g |
14g |
Protein |
19g |
38g |
69g |
%DV based on a 2,000 calorie diet. Calorie needs vary and your %DV may be higher or lower. Provided for informational purposes only. Consult with your physician for dietary or healthcare advice.
The FDA recommends limiting sodium intake to 2,300mg daily. One serving of the medium or large sub exceeds that amount.

Steak Sandwich Ingredients and Allergens
Firehouse Subs Steak & Cheese Ingredients
Here are the ingredients for the steak, onions, cheese, peppers, pickle, and condiments.
Sauteed USDA Choice Steak
Ingredients:Beef, Water, Salt, Brown Sugar, Dextrose, Hydrolyzed Soy and Corn Protein, Torula Yeast, Corn Syrup Solids, Caramel Color, Tomato Powder, Onion Powder, Garlic Powder, Spices, Citric Acid, Lemon Juice, Natural Flavors, Soy Protein Concentrate, and Modified Food Starch.
White Sub Roll
Ingredients:Enriched Wheat Flour, Malted Barley Flour, water, Sugar, Yeast, Soybean Oil, Salt, Wheat Gluten, Dough Conditioner, Calcium Propionate (preservative), Vinegar, Mold Inhibitor, and L-Cysteine.
Caramelized Onions
Ingredients in onions:Onions, Maltodextrin, Salt, Sugar, Modified Corn Starch, Corn Syrup Solids, Autolyzed Yeast Extract, Onion Juice, Dehydrated Onion, Natural Flavors, Red Wine Extract (sulfites), Safflower Oil, Disodium Guanylate, Disodium Inosinate, Yeast Extract, Guar Gum, Potato Maltodextrin, Baking Soda, Tricalcium Phosphate, Spice, Grill Flavor (from sunflower oil), Canola Oil, and Silicon Dioxide (processing aids).
Au Jus Bell Peppers
Ingredients in peppers:Bell Peppers, Maltodextrin, Salt, Sugar, Modified Corn Starch, Corn Syrup Solids, Autolyzed Yeast Extract, Onion Juice, Dehydrated Onion, Natural Flavors, Red Wine Extract (sulfites), Safflower Oil, Disodium Guanylate, Disodium Inosinate, Yeast Extract, Guar Gum, Potato Maltodextrin, Baking Soda, Tricalcium Phosphate, Spice, Grill Flavor (from sunflower oil), Canola Oil, Silicon Dioxide (processing aids).
Provolone Cheese
Ingredients in cheese:Pasteurized Milk, Cheese Culture, Salt, Enzymes, and Natural Smoke Flavor.
Pickle
Ingredients:Fresh Cucumbers, Water, Salt, Distilled Vinegar, Calcium Chloride, Natural Spices and Flavorings, 1/10th Percent Sodium Benzoate (a preservative), EDTA (to preserve freshness), and Turmeric (for color).
Mayonnaise and Mustard
Allergens
The Steak & Cheese sandwich is made with ingredients that contain gluten, milk, eggs, soy, and wheat. It may also contain seeds and sulfites.
Nutrition facts, prices, and ingredients are based on available information as of the date of publication. Restaurants and food manufacturers may change their recipes without notice. Check directly with the food provider for the most up-to-date information. NutritionandIngredients.com does not provide health or wellness advice or dietary recommendations. All reports and reviews published on this site are for informational purposes only. Unless otherwise stated, %DV is based on a 2,000 calorie diet. Always consult your physician for any healthcare or dietary advice.
Nutrition facts, ingredients, and allergens source: Firehouse Subs