Is LEMON CAKE, LEMON vegan?

cake mix( sugar, enriched wheat flour bleached [flour, niacin, iron, thiamine mononitrate, riboflavin, folic acid], food starch- modified, soybean oil, contains 2% or less of: defatted soy flour, eggs, leavening [baking soda, sodium aluminum phosphate], mono- and diglycerides, natural and artificial flavor, propylene glycol mono- and diesters of fatty acids, salt, sodium stearoyl lactylate, vital wheat gluten, whey), water, soybean oil, whole eggs, powdered sugar (sugar, cornstarch), sugar, lemon juice, lemon peel (lemon peel, water, citric acid), corn syrup, white chocolate curl white (sugar, cocoa butter, whole milk powder, nonfat dry milk, soy lecithin [an emulsifier], natural vanilla extract), egg extender(wheat flour, eggs, soy oil, contains 2% or less of: carboxymethyl cellulose, soya lecithin, salt, sodium bicarbonate, annatto, turmeric), glycerine, corn syrup solids, inverted sugar, natural and artificial flavors, shortening (canola oil, palm oil), icing stabilizer (sugar, calcium carbonate, agar, salt, monoglycerides), palm oil, icing stabilizer (dextrose, calcium sulfate, calcium carbonate, agar agar, contains 2% or less locust bean gum, mono- & diglycerides), icing stabilizer (dextrose, calcium sulfate, calcium carbonate, agar and 2% or less of each of the following: salt, mono- and diglycerides, titanium dioxide [color], locust bean gum, corn starch, artificial flavor, sodium aluminosilicate [flow aid]), preservatives (potassium sorbate, sodium propionate), yellow color (water, high fructose corn syrup, glycerene, fd&c yellow 5 [e 102], sugar, modified food starch, carrageenan, preservatives [sodium benzoate and potassium sorbate], xanthan gum, citric acid), titanium dioxide (color).

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