20 asparagus spears, peeled and woody ends removed
20 small morel mushrooms, trimmed
2 tbsp roughly chopped fresh flatleaf parsley
15g/½oz banana shallots, peeled and finely chopped
20²µ/¾´Ç³ú Dijon mustard
20²µ/¾´Ç³ú English mustard
salt and freshly ground black pepper
2 tbsp olive oil
10²µ/â…“o³ú salt
250ml/9fl oz vegetable oil
5g/¼oz cracked white peppercorns
100ml/3½fl oz white wine vinegar
50g/1¾oz unsalted butter
3 duck eggs
100ml/3½fl oz Madeira