Congratulations. what have you spotted? a supermarket chain, ourfavourite what have you spotted? a supermarket chain, our favourite sandwich, what have you spotted? a supermarket chain, ourfavourite sandwich, what is it. important to point out this is it. important to point out this is favourite to buy in a shop. i think you would buy a more intricate sandwich if it was ready made rather than you make at home. the list goes number one, prawn mayonnaise. two, cheese and onion. three, essential egg mayonnaise. steak and onion chutney. we have chicken and bacon. a wrap. is that a sandwich? they are including it. this sandwich you choose to buy off