For preparing crab sandwich, first flake the crab meat.
2)Mix together flaked crab meat with onion, pepper, salt, mayonnaise and lemon juice in a mixing bowl.
Refrigerate for 30 minutes.
Take a bread slice, spread butter on the inside.
Fill the bread slices with chilled crab mixture. Toast it in a sandwich toaster until done.
Crab sandwich, a yummy nutritious recipe, is ready.