Is BISCUIT SANDWICH vegan?

buttermilk biscuit: enriched flour (bleached wheat flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid), water, partially hydrogenated soybean oil, leavening (sodium bicarbonate, sodium acid pyrophosphate, sodium aluminum phosphate), contains 2% or less of: soybean oil, salt, palm oil, palm kernel oil, sugar, dextrose, whey, sorbic acid (preservative), powdered buttermilk, sodium caseinate, datem, artificial flavor, guar gum, beta carotene color. cooked sausage patty: pork, water, contains 2% or less of: salt, sugar, sodium phosphate, spice, dextrose, flavoring, bha, propyl gallate, citric acid, caramel color. cooked egg patty: whole eggs, nonfat milk, food starch-modified, salt, xanthan gum, citric acid, pepper. pasteurized process american cheese: cultured milk, skim milk, cream, sodium citrate, salt, artificial color, sodium phosphate, sorbic acid (preservative), enzymes, soy lecithin.

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