Firehouse Subs Prime Rib Sub: Nutrition & Calories
This sub sandwich is a fairly new item on the menu and may not be available at all locations. If you see it at your local venue, you may want to give it a try while you can. This hearty sandwich has 400+ calories, depending on the size ordered. A footlong (12″) sub has over 1,300 calories.
It’s made with slow cooked beef prime rib, provolone, and caramelized onions with a garlic mayo sauce. It’s topped with lettuce, tomato and deli mustard and served on a toasted roll.
If you like pickles, you can enjoy a crisp dill pickle on the side. You can also customize the sandwich with additional toppings and choice of bread. Choose white, wheat or gluten-free bread, then top it with select add-ons such as mushrooms, bacon, or pepper hot sauce.
In this post, we provide a detailed overview of the nutrition facts, allergens, and ingredients in a standard Firehouse Prime Rib Steak sandwich. Nutritional content and calories may vary due to preparation methods and for any menu substitutions.
Nutrition
Calories
There are 400 calories in a small 4″ Firehouse Prime Rib Steak sandwich. A medium sub is about 8″ and includes 800 calories. The large 12″ sub contains about 1,300 calories. Depending on the sub size, nearly 50% of total calories is from fat. Approximately 30% is from carbs and the remaining 20% of total calories is from protein.
- Small Sub: 400 calories
- Medium Sub: 800 calories
- Large Sub: 1,340 calories
Sodium
There is a significant amount of sodium in this steak sandwich. A small 4″ sub includes nearly 1,300 milligrams of sodium, which exceeds half of the daily value recommended by the FDA. The large foot-long sandwich includes over 4,000 milligrams of sodium.
Nutrition Facts: Small
Nutrition Facts: Large
Ingredients and Allergens
Firehouse Subs Prime Rib Steak Sub Ingredients
Here is the long list of ingredients used to make the Prime Rib Steak Sub Sandwich at Firehouse Subs.
Beef Rib
Beef Rib Lifter, Water, Corn Starch, Beef Broth Concentrate (Beef Broth, Salt), Montreal Steak Seasoning (Salt, Spices (including Black Pepper, Dill Seed, Coriander Seed, and Red Pepper), Garlic, Extractives of Dill and Paprika and not more than 2% Sunflower Oil added to prevent caking), Chicken Seasoning (Salt, Flavorings, Corn Starch, Yeast, Spice, Xanthan Gum, and no more than 2% Silicon Dioxide (anti-caking aid), Citrus Blend (Lemon Juice Concentrate, Baking Soda, Sodium Carbonate), Dextrose, Sodium Phosphates, Salt, Char Flavor (Tapioca Dextrin, Salt, Grill Flavor (from Sunflower Oil), Smoke Flavor, Silicon Dioxide), Smoke Flavor, Garlic Powder, Lemon Powder, Onion Powder.
Wheat Sub Roll
Enriched Wheat Flour (Wheat Flour, Niacin, Reduced Iron, Thiamine Mononitrate, Riboflavin, Folic Acid), Malted Barley Flour, Water, Sugar, Yeast, Soybean Oil, Salt, Wheat Gluten, Wheat Bran, Dry Honey (Honey, Sugar), Caramel Color, Dough Conditioner (Ascorbic Acid, Enzymes), Calcium Propionate (preservative), Vinegar, Mold Inhibitor (Cultured Wheat Flour, Fermented Lactic Acid).
Provolone Cheese
Pasteurized Milk, Cheese Culture, Salt, Enzymes, Natural Smoke Flavor.
Caramelized 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), and less than 2% each of Canola Oil and Silicon Dioxide (processing aids).
Vegetables
Iceberg Lettuce and Tomato.
Garlic Mayonnaise
Mayonnaise (Soybean Oil, Water, Corn Syrup, Egg Yolks, Distilled and Cider Vinegar, Salt, Mustard Seed and Calcium Disodium EDTA (protect flavor), Garlic Seasoning (Garlic Powder, Dehydrated Garlic Salt, Maltodextrin, Dehydrated Parsley, Autolyzed Yeast Extract, Roasted Garlic Powder, Sugar, Disodium Inosinate, Disodium Guanylate, Citric Acid, Natural Flavor (contains Wheat), and less than 2% Canola Oil added as processing aid), Water.
Spicy Mustard
Vinegar, Mustard Seed, Salt, Spices
What is Calcium Disodium EDTA?
This odorless crystalline powder has a slight salty flavor. As a food additive, it’s used to preserve flavor, color and texture, and to increase the shelf life of foods. It binds to metals to prevent discoloration or a reduction in flavor.
Calcium Disodium EDTA is often found in sauces and salad dressings, mayonnaise, canned carbonated soft drinks, canned vegetables, and pickled vegetables.
Allergens
The steak sub sandwich is made with ingredients that include milk, soy, wheat and gluten.
Nutrition facts, allergens, and ingredients source: Firehouse Subs
Ingredients, allergens, and nutrition facts are based on available information as of the date this article was published and/or updated. Restaurants and food manufacturers may change their recipes without notice. Check directly with the food provider for the most accurate and up-to-date information. NutritionandIngredients.com does not provide health or wellness advice or dietary recommendations. Our aim is to research commercially processed food and publish articles for informational purposes only. Unless otherwise stated, % Daily Value is based on 2,000 calories per day, but calorie needs vary by individual. Always consult your physician for any healthcare or dietary advice.
