Half a chicken breast, 1-2 leaves of lettuce, 2 slices of bread, 1 boiled egg
Boil the chicken breast and shred it into bite-sized pieces.
Cut the rye bread in half.
Slice the lettuce and tomato thinly.
Place chicken breast, lettuce, and tomato on one side of the rye bread.
Drizzle mustard sauce and cover with the other slice of bread.