1 (6 oz) piece salmon
1/4 cup sliced onions
1 tbsp mustard seeds
2 bay leaves
2 tbsp wine vinegar

Fill a medium pan with about 1/2 inch water.

Add the onions, mustard seeds, bay leaves and vinegar and bring to a boil.

Gently slide the salmon into the pan, lower the heat to a slow simmer.

Cover the pan and gently cook the fish for about 10 minutes.