A Mushroom Swiss Jr. from Whataburger contains the following ingredients:
Ingredients: Small White Bun: Unbleached enriched flour (wheat flour, malted barley flour, niacin, reduced iron, thiamin mononitrate, riboflavin, folic acid), water, high fructose corn syrup, soybean oil, contains 2% or less of each of the following: yeast, wheat gluten, salt, dough conditioners (contains one or more of the following: sodium stearoyl lactylate, calcium stearoyl lactylate, monoglycerides, mono- and diglycerides, distilled monoglycerides, calcium peroxide, calcium iodate, datem, ethoxylated mono- and diglycerides, enzymes, ascorbic acid), calcium sulfate, calcium carbonate, ammonium sulfate, sorbic acid, soy flour, monocalcium phosphate, soy lecithin, and calcium propionate (to retard spoilage). May also contain grain vinegar, cornstarch, citric acid, and potassium iodate, and calcium phosphate. Contains: Wheat, Soy. Creamy Au Jus Sauce: Soybean Oil, Distilled Vinegar, Egg Yolk, Corn Syrup, Sugar, Contains less than 2% of Hydrolyzed Soy Protein, Salt, Spice, Maltodextrin, Natural Roast Beef Type Flavor (Hydrolyzed Soy Protein, Corn Syrup Solids, Thiamine Hydrochloride, Soybean Oil, Disodium Inosinate and Disodium Guanylate), Water, Molasses, Mustard Flour, Roasted Beef Type Flavor (Beef Flavor [Autolyzed Yeast Extract, Maltodextrin, Skim Milk Powder, Beef Broth, Beef Stock, Natural Flavor, Salt, Beef Extract, Lactic Acid Powder {Lactic Acid, Calcium Lactate}, Silicon Dioxide, Gum Arabic, Canola Oil]), Dried Garlic, Caramel Color, Citric Acid, Dried Onion, Xanthan Gum, Natural Flavor, Tamarind, Calcium Disodium EDTA (to protect flavor). Contains Egg, Milk, Soy. Swiss American Cheese: Cultured milk and skim milk, water, cream, sodium citrate, salt, citric acid, sorbic acid (preservative) sodium phosphate, enzymes, soy lecithin Contains Milk Fire Roasted Mushroom: Brown mushroom Beef Patty: USDA inspected 100% ground beef. Bun Oil: Liquid and hydrogenated soybean oil, soy lecithin, natural & artificial flavor, beta-carotene (color), TBHQ and citric acid added to protect flavor, dimethylpolysiloxane, an anti-foaming agent added. Special Seasoning: Salt (yellow prussiate of soda added) and pepper.