Double egg mayonnaise sandwich

hard-boiled egg 48.0% , wheat flour 21.0% , water 20.0% , mayonnaise 10.0% , wheat flour 0.5% , malted wheat flakes 0.3% , yeast 0.1% , salt 0.1% , wheat gluten 0.0% , barley malt flour 0.0% , soya flour 0.0% , dextrose 0.0% , Emulsifier 0.0% , cracked black pepper 0.0% , Preservative 0.0% , palm fat 0.0% , rapeseed oil 0.0% , Flour treatment agent 0.0% , wheat starch 0.0% , cereals containing gluten 0.0% , Caution This 0.0%