Butter streusel coffee cake

Enriched wheat flour (wheat flour, niacin, reduced iron, thiamine mononitrate, riboflavin and folic acid), margarine [palm oil, soybean oil, water, salt, contains less than 2% of each of vegetable mono & diglycerides, soy lecithin, sodium benzoate (a preservative), citric acid, natural and artificial flavor, vitamin a palmitate added, beta carotene (color), whey], water, whole eggs, high fructose corn syrup, butter [pasteurized cream, natural flavorings (lactic acid, starter distillate)], powdered sugar (sugar, cornstarch), sugar. contains less than 2% of each of the following: hydrated monoglyceride [water and monoglycerides with propionic acid and phosphoric acid (added as preservatives)], yeast, corn syrup, salt, lipo butter [natural butter flavor or lipolyzed butter oil], sodium stearoyl lactylate, artificial color (caramel color), food starch-modified, baking powder [sodium acid pyrophosphate, sodium bicarbonate, corn starch, monocalcium phosphate], natural flavor [non-flavor