Is SELF-RISING CRUST PIZZA vegan?

crust: wheat flour, water, yeast, soybean oil, dextrose, salt, baking powder (starch, sodium aluminum phosphate, sodium bicarbonate), dough conditioner (flour, calcium sulfate, salt, l-cysteine, fungal protease, fungal amylase, sorbic acid), pizza sauce: tomato puree (water, tomato paste), crushed tomatoes (water, concentrated crushed tomatoes), sugar, salt, granulated garlic, spices, food starch modified, distilled vinegar, potassium sorbate (preservative), sodium benzoate (preservative), citric acid, red lake #40, cheese: low moisture mozzarella cheese (pasteurized milk, cultures, salt, enzymes), cheddar cheese (pasteurized milk, cultures, salt, enzymes, annatto), provolone cheese (pasteurized milk, cultures, salt, enzymes), modified food starch, powdered cellulose (added to prevent caking), non-fat milk, whey protein concentrate, sodium citrate, flavors, sodium propionate (added as a preservative), spaghetti: water, enriched semolina (durum wheat semolina, niacin, ferrous sulfate, thiamine mononitrate, riboflavin, folic acid), egg white, salt, sausage topping: pork, water, seasonings (corn syrup solids, salt, spices, monosodium glutamate, pepper, garlic powder), paprika, sodium phosphates, garlic, spices, oregano

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