100²µ/3½´Ç³ú leek (about ½ leek), finely sliced
1 dried black limeÌý
1 lime, zest and juice only
500g/1lb 2oz nettles, picked from their stems and washed, a few tiny ones reserved for garnishÌý
100²µ/3½´Ç³ú new potatoes (tiny Jersey Royal ‘mids’ are ideal)
150²µ/5½´Ç³ú potato (about 1 small potato), peeled and finely sliced
wild garlic or wild three-cornered leek flowers
salt, to taste
1 litre/1¾ pint good-quality flavoured stock (chicken, vegetable or mussel)
100²µ/3½´Ç³ú unsalted butter
100²µ/3½´Ç³ú crème fraîche or thick yoghurtÌý
500g/1lb 2oz mussels, washed and beards removed Ìý
splash white wine