1 lemon, finely grated zest only
1 tbsp chopped fresh thyme leaves
250g/9oz plain flour, plus extra for dusting
salt and freshly ground black pepper
pinch salt
4 pickled walnuts, drained and dried with kitchen paper
6 large free-range eggs
1 free-range egg, beaten, for glazing
100驳/3陆辞锄 lard, plus extra for greasing
500g/1lb 2oz chicken breasts, skin removed, sliced into long strips
1 x 200g/7oz piece gammon steak, rind removed, sliced into long strips
450g/1lb pork sausage meat