Is LONDON BROIL ROAST BEEF WITH STEAKHOUSE ONION CHEDDAR PRETZEL ROLL SUB vegan?

pretzel sub (enriched flour [wheat flour, niacin, reduced iron, ascorbic acid added as a dough conditioner, thiamine mononitrate, riboflavin, enzyme, folic acid], water, rye flour, sugar, butter with natural flavors [pasteurized cream, lactic acid, starter distilled], contains less than 2% of each of the following: salt, canola oil, malted barley flour, yeast, wheat flour, whey, dextrose, calcium sulfate, vinegar, enriched flour [wheat flour, ferrous sulfate, niacin, thiamine mononitrate, riboflavin, folic acid], wheat starch, corn syrup solids, oat fiber, sodium hydroxide, sodium stearoyl lactylate, monoglycerides, guar gum, sodium alginate, enzymes, xanthan gum), roast beef london broil (beef, water, contains less than 1% of salt, sodium phosphate, dextrose, maltodextrin, dried beef stock, caramel color, soluble black pepper, garlic powder, onion powder, grill flavor [from vegetable oil], corn syrup solids, modified corn starch, lemon juice, spice extractives, lemon oil. coated with salt, dextrose, garlic & onion powder, dried beef stock, natural spices, grill flavor [from vegetable oil], modified corn starch, corn syrup solids. browned in canola oil), steakhouse onion cheddar (aged cheddar cheese (milk, cultures, salt, enzymes), toasted onion pieces, sour cream & onion seasoning (whey powder, dextrose, onion powder, sun flower oil, corn syrup solids, sour cream, natural flavors, citric acid, cultured nonfat milk, sodium caseinate, dehydrated parsley, mono & diglycerides, garlic powder, disodium inosinate, disodium guanylate), natural flavors, sodium phosphate, potassium sorbate to preserve freshness), green leaf lettuce, horseradish sauce (soybean oil, water, corn syrup, distilled vinegar, egg yolks, modified cornstarch, horseradish, salt, flavoring, potassium sorbate (a preservative), xanthan gum, calcium disodium edta added to protect flavor).

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