Is LASAGNA vegan?

marinara sauce (tomato [tomato, tomato juice, citric acid, salt, calcium chloride], water, garlic, onion, olive oil, sugar, modified corn starch, salt, basil, yeast extract, parmesan cheese [pasteurized milk, cheese culture, salt, enzymes], black pepper, spices, xanthan gum), mozzarella cheese (low moisture part-skim mozzarella cheese [pasteurized milk, cheese culture, salt, enzymes], potato starch and powdered cellulose [to prevent caking], natamycin [a natural mold inhibitor]), lasagna noodles (water, pasta [semolina {wheat}, durum wheat flour, niacin, iron {ferrous sulfate}, thiamine mononitrate, riboflavin, folic acid]), ricotta cheese (pasteurized whey, pasteurized milk, vinegar, salt), cooked italian style sausage (pork, water, salt, sodium lactate, spices, corn syrup solids, paprika, flavoring, disodium inosinate and disodium guanylate, bha, bht, propyl gallate, soy lecithin used as a processing aid), egg product (real egg whites [99%], less than 1% of: vegetable gums [xanthan gum, guar gum], color [includes beta carotene], vitamins and minerals [calcium phosphate, iron {ferric orthophosphate}, vitamin e {alpha tocopheryl acetate}, zinc sulfate, calcium pantothenate, vitamin a palmitate, vitamin b6 {pyridoxine hydrochloride}, vitamin b2 {riboflavin}, vitamin b1 {thiamine}, folic acid, biotin, vitamin b12, vitamin d3]), parmesan cheese (parmesan cheese [pasteurized milk, cheese culture, salt, enzymes], potato starch and powdered cellulose [to prevent caking]), parsley.

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