Portland specialty baking cookies'n cream cake

Ingredients

Cake mix (sugar, Enriched wheat flour bleached [flour, Niacin, Reduced iron, Thiamine mononitrate, Riboflavin, Folic acid], Palm oil, Cocoa processed with alkali, Dry egg whites, Leavening [baking soda, Sodium aluminum phosphate, Tetrasodium pyrophosphate, Monocalcium phosphate], Dry egg yolks, Nonfat dry milk, Dextrose, Food starch-modified, Soybean oil, Salt, Sorbitan monostearate, Propylene glycol mono & diesters of fatty acids with bht as preservative, Mono & diglycerides, Soy lecithin, Caramel color, Xanthan gum, Calcium acetate, Sodium stearoyl lactylate, Polysorbate 60, Guar gum, Cellulose gum, Corn starch, Natural and artificial flavor, Red #40, Wheat starch, Silicon dioxide, Citric acid), Water, Powdered sugar, Shortening (palm oil and soybean oil with mono- and diglycerides and polysorbate 60 added, Tbhq and citric acid added to help protect flavor), Hydrox oreo cookie (sugar, Enriched wheat flour [contains niacin, Reduced iron, Thiamine mononitrate {vitamin b1}, Riboflavin {vitamin b2}), Vegetable shortening, [partially hydrogenated soybean oil], Cocoa [processed with alkali], High fructose corn syrup, Corn flour, Whey, Chocolate, Baking soda, Salt, Soy lecithin - an emulsifier, And vanillin, An artificial flavor), Margarine (palm oil, Water, Soybean oil, Salt, Mono- and diglycerides, Artificial flavor, Calcium disodium edta added as a preservative, Vitamin a palmitate added), Soybean oil, White icing base (partially hydrogenated vegetable oil [soybean and/or cottonseed and/or palm oils], Dextrose, Maltodextrin, Nonfat milk solids, Mono & diglycerides, Polysorbate 60, Propylene glycol, Artificial flavor, Cornstarch, Citric acid, Water), Natural flavors.