1 Little Gem lettuce, leaves separated
1 leek, finely sliced
small bunch fresh flatleaf parsley, roughly chopped
100驳/3陆辞锄 radishes, cut in half, leaves retained
plain flour, for dusting
1 tsp wholegrain mustard
salt and freshly ground black pepper
oil, for greasing
1 tbsp olive oil
1 tsp white wine vinegar
40驳/1陆辞锄 butter
125驳/4陆辞锄 cheddar, grated
250ml/9fl oz double cream
3 free-range eggs, plus 1 free-range egg yolk, beaten, for glazing
50ml/2fl oz full-fat milk
250g/9oz shortcrust pastry
50g/1戮oz smoked ham, cut into 1cm/陆in pieces