Marble Sliced Loaf Cake with Vanilla-flavored Icing, Vanilla

cake sugar, enriched wheat flour wheat flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid, eggs, soybean oil, water, semisweet chocolate chips sugar, chocolate liquor, cocoa butter, dextrose, soy lecithin, salt, natural flavor, butter cream milk, natural flavor, buttermilk cultured lowfat milk, nonfat milk, food starch modified, sodium citrate, locust bean gum, carrageenan, mono and diglycerides, salt, vitamin a palmitate, vitamin d3, dry whole milk, food starch modified, cocoa processed with alkali, wheat starch, leavening sodium bicarbonate, sodium acid pyrophosphate, monocalcium phosphate, natural flavor, salt, soy lecithin, xanthan gum, citric acid, cellulose gum icing icing sugar sugar, cornstarch, buttermilk cultured lowfat milk, nonfat milk, food starch modified, sodium citrate, locust bean gum, carrageenan, mono and diglycerides, salt, vitamin a palmitate, vitamin d3, butter cream milk, natural flavor, palm oil shortening, corn syrup, guar gum, natural flavor, mono and diglycerides