Cinnamon Sugar and Apple Muffins with Streusel

enriched wheat flour, sugar, soybean oil, diced apples, ascorbic acid, salt, citric acid, eggs, water, brown sugar, buttermilk, cinnamon chips, palm kernel oil, cinnamon, nonfat dry milk, soy lecithin, butter, whey, leavening, sodium aluminum phosphate, monocalcium phosphate, salt, dextrose, mono - and diglycerides, cinnamon, natural flavor, sodium stearoyl lactylate, xanthan gum, citric acid