Cook required amount of frozen I&J Tasty Fish Fingers following packet directions.
Slice each bread roll in half lengthways. Spread half the roll with combined mayonnaise, lemon zest, and spring onions. Top with shredded carrot and celery and cooked I&J Tasty Fish Fingers. Garnish with coriander leaves. Serve immediately.
Top with extra lemon, spring onion mayonnaise mixture for a creamier filling.