Chocolate iced custard filled doughnuts

Doughnut (wheat flour, enriched, (wheat flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid and enzyme), vegetable shortening (palm oil, fully and/or partially hydrogenated soybean oil, and/or partially hydrogenated cottonseed oil, cottonseed oil, and/or soybean oil, mono and diglycerides and polyglycerol esters and/or bht and/or tocopherol and/or citric acid), water, dextrose, yeast, soy flour, salt, wheat gluten, monoglycerides, monocalcium phosphate monohydrate, lecithin, sugar, calcium propionate (to maintain freshness), dried milk powder, ethoxylated monoglycerides, cellulose gum, calcium sulfate, maltodextrin, ascorbic acid, natural and artificial flavors, sorbitan monostearate, ammonium sulfate, dicalcium phosphate, enzyme, tricalcium phosphate, diammonium phosphate); filling (water, corn syrup, high fructose corn syrup, modified food starch, high oleic canola & fully hydrogenated cottonseed oils, salt, natural and artificial flavor, artificial color, sodium benzoate (to maintain freshness), phosphoric acid, polysorbate 60, potassium sorbate (to maintain freshness), yellow #5, yellow #6); chocolate icing (sugar, water, corn starch, cocoa (processed with alkali), corn syrup solids, soybean oil and/or partially hydrogenated soybean oil, palm oil, chocolate liquor, enzyme modified soy protein, polysorbate 60, salt, sodium caseinate (milk), sodium hexametaphosphate, mono and diglycerides, soy lecithin).