For the salmon cakes:
Throw the bread in the blender to make crumbs.
Beat the egg with the egg white.
Combine the salmon, egg/egg whites, bread, flour, scallion, garlic and spices.
Form into 10 patties.
Heat the oil in a pan over medium-high heat.
Carefully place patties in the pan and cook until golden brown (3-5 minutes).
Turn over and cook on the other side until golden brown.
Remove patties to a paper towel-lined plate.
For the remoulade:
Combine all ingredients in a bowl.