1 tbsp finely chopped chives
25g/1oz plain flour
1 bay leaf
陆 tsp black peppercorns
25g/1oz butter, plus extra for greasing
buttered toast, to serve
200ml/7fl oz double cream
4 duck eggs
400ml/14fl oz milk
2 tbsp finely grated Parmesan
200g/7oz undyed smoked haddock