Step 1

Combine salmon, mashed potato, tomato, onion, cheese, egg, lemon juice, butter, breadcrumbs and curry powder together in a large container with a lid.

Step 2

Place into fridge, covered, for 1 hour.

Step 3

Remove from fridge, and roll heaped tablespoonfuls of mixture into balls.

Step 4

Coat each ball with egg white and roll in breadcrumbs.

Step 5

Place the balls in a medium hot fry pan, and gently flatten slightly.

Step 6

Shallow fry until breadcrumbs have become golden brown on each side. Remove, place on kitchen paper to drain.

Step 7

Keep warm in the oven, whilst cooking remaining batches.