Apple muffins with apple pieces & caramel filling

Enriched wheat flour (wheat flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid), sugar, soybean and/or canola oil, apples (apples, ascorbic acid, salt, citric acid), eggs, caramel filling (sweetened condensed skim milk [condensed skim milk, sugar], sugar, water, corn syrup, nonfat dry milk, canola oil, sodium alginate, salt, microcrystalline cellulose, cellulose gum, mono - and diglycerides, sodium phosphate, potassium sorbate [preservative], soy lecithin, sodium bicarbonate), water, buttermilk (skim milk, dry buttermilk, salt, bacterial culture), brown sugar, margarine (soybean oil, palm and modified palm oil, water, canola oil, salt, whey, monoglycerides of fatty acids, soy lecithin, citric acid, natural flavor, annatto extract [color], vitamin a palmitate, vitamin d3), whey, leavening (sodium bicarbonate, sodium aluminum phosphate, monocalcium phosphate), salt, dextrose, mono - and diglycerides, spice, sodium stearoyl lactylate, natural flavor, celulose gum, xanthan gum, citric acid.