Sweet'n' Sour Salmon Nuggets

• 6 spring onions trimmed
• 5 cm
• 1 onion (finely chopped)
• 1 egg (beaten)
• 300 ml apple juice
• 260 gr pink alaska salmon (canned)
• 240 gr pineapple (canned pieces)
• 180 ml sherry
• 100 gr breadcrumbs (fresh white)
• 45 ml vinegar