Frosted whoopie pies

Sugar, enriched flour bleached (wheat flour, niacin, reduced iron, thiamin mononitrate, riboflavin, folic acid), soyean oil, palm and palm kernel oil, water, eggs, cocoa (processed with alkali), contains less than 2% of each of the following: corn syrup, food starch-modified, high fat cocoa (processed with alkali), mono-and diglycerides, nonfat milk, leavening (baking soda, sodium aluminum phosphate) salt, cornstarch, modified whey, white grape juice, sodium stearoyl lactylate, soy flour, nonfat yogurt (cultured skim milk), sorbitan monostearate, sorbitan tristearate, calcium acetate, wheat gluten, natural and artificial flavor, glycerin, xanthan gum, soy lecithin, potassium sorbate (preservative), guar gum, propylene glycol, whey, corn syrup solids, sodium alginate, dextrin, egg whites, fructose, polysorbate 60, lactic acid, caramel color (contains sulfites), sodium benzoate (preservative), citric acid, ethyl alcohol.