spread a think layer of cream cheese on both pieces of bread
slice up the radish and place slices on the bread
place the sliced tomatoes on top of the sliced radish
place the yellow pepper rings on top of the tomato
place the sliced cucumber on top of the sliced tomato
place the carrot slivers or ribbons on top of the sliced cucumber
top with the chopped or shredded lettuce
carefully place the bread on top
assemble on a plate and carefully slice into 4 pieces - this can be on the diagonal to create triangles or straight into fours to create four squares.
This could equally be made with mayonnaise and perhaps a slice of ham or chicken and if you are worried about the rainbow sandwich falling apart you could use cocktail sticks to hold this together! We wrapped this in a serviette to add extra colour and carefully ate!