Is EGG & CHEESE ON A CROISSANT SAUSAGE SANDWICHES, EGG & CHEESE vegan?

croissant (enriched flour [wheat flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid], water, margarine [palm oil, water, soybean oil, sugar, soy lecithin, mono- and diglycerides potassium sorbate {preservative}, citric acid {preservative}, natural and artificial flavor, beta-carotene color, vitamin a palmitate], sugar, contains less than 2% of each of the following yeast, salt, whey, calcium propionate [preservative], calcium sulfate dextrose, maltodextrin natural and artificial flavors, ascorbic acid added as a dough conditioner enzymes acacia [gum arabic], calcium phosphate, capric acid and caprylic acid triglyceride blend), fully cooked sausage patty (pork, water, salt, sugar, spice, flavoring, bha [preservative], bht [preservative]), fully cooked egg patty (whole eggs, whey soybean oil, nonfat milk, contains 2% or less of the following food starch-modified, salt, xanthan gum, citric acid, natural butter flavor), pasteurized process american cheese (cultured milk skim milk, whey, dairy product solids, salt, sodium citrate, food starch-modified colored with annatto extract and paprika, lactic acid, enzymes, sorbic acid [preservative], sunflower lecithin [anti-sticking agent], contains 2% or less of: citric acid, apo carotenal and beta-carotene [color], soy lecithin).

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