Β½ lemon, juice only
1 tsp chopped parsley
2 small red onions, sliced
1 small savoy cabbage , core removed and shredded
2 tbsp grainy mustard
salt and freshly ground black pepper
olive oil
1 tbsp white wine vinegar
15g/1oz unsalted butter
2 rashers back bacon, sliced thinly
4 x 170g/6oz salmon steaks