Add celery, red pepper, olives, parsley, green onions and pepper to fish.
Step 3
In a separate bowl, mix all ingredients for the mayonnaise until smooth.
Step 4
Add mayonnaise to fish mixture and mix throughly.
Step 5
Cut croissants in half and remove some of the interior bread, making room for the fish mixture. Spoon into croissants and top with lettuce and tomatoes.
Step 6
Serve with a side of fresh fruit for a great summertime treat!