This is a great way to serve cooked shellfish, if you can´t find crayfish than just replace it with your own favorite, crab or shrimps works great for example.
Crayfish with crostini & chili mayonnaise
BaguettePeeled cooked crayfish
Dried chili flakes
Slice the baguette and toast the bread. Combine mayonnaise with tabasco and chili flakes, season with salt and pepper. Chop the lettuce, spread some chili mayonnaise on each slice of toast, put lettuce and crayfish tails on top. Sprinkle with salt, pepper and some chopped parsley.