400g/14oz Swiss chard, finely chopped聽
1 bunch fresh dill, finely chopped聽
1 garlic clove, finely chopped
1 lemon, zest only聽
1 onion, thinly sliced
400g/14oz large leaf spinach, roughly chopped
freshly ground black pepper, to taste聽
generous pinch freshly grated nutmeg
2 tbsp olive oil, plus extra for greasing
5 free-range eggs
100驳/3陆辞锄 parmesan, finely grated
2 x 320g sheets ready-rolled puff pastry
500g/1lb 2oz ricotta