Is S'MORES CAKE vegan?

cake: granulated cane sugar, enriched bleached wheat flour (wheat flour, niacin, reduced iron, benzoyl peroxide, ascorbic acid, thiamine mononitrate, riboflavin, alpha amylase, folic acid, chlorine), water, partially skimmed milk, liquid whole egg, vegetable shortening (canola oil, palm oil, modified palm and palm kernel oils, monoglycerides, polysorbate 60), margarine (soybean oil, palm oil, water, salt, whey powder [milk], vegetable monoglycerides, soy lecithin, natural flavor, annatto, turmeric [added for color], vitamin a palmitate, vitamin d3), vegetable oil (canola, soy), alkalized cocoa powder, food starch-modified, baking powder (sodium acid, pyrophosphate, sodium bicarbonate, corn starch, monocalcium phosphate, calcium sulfate), artificial and natural flavor, whey powder, baking soda, rice starch, citrus fiber, salt, dextrose, graham flour, brown sugar, molasses, non-hydrogenated vegetable oil shortening (contains canola, palm, and modified palm oil), whole wheat flour, wheat bran, cellulose gum, gum arabic, xanthan gum, soy lecithin, potassium sorbate, ammonium bicarbonate, honey. icing (icing sugar, vegetable shortening [canola oil, palm oil, modified palm and palm kernel oils, monoglycerides, polysorbate 60], water, glucose, non fat milk powder, artificial flavor), toppings: semi-sweet chocolate (sugar, unsweetened chocolate, cocoa butter, dextrose, soy lecithin [an emulsifier], natural vanilla), confectionery topping (sugar, palm kernel oil, nonfat milk powder, alkalized cocoa powder, palm oil, soy lecithin [an emulsifier], vanilla, salt).

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