Line a quiche baking dish with pastry and trim the excess off

Prick the pastry, line with baking paper and beans and blind bake (see recipe for full details)

Fry the onions in butter in a large frying pan. Allow to cool and mix with the eggs, cheese and cream

Frill the pastry case with filling and bake in the oven for 20-25 minutes until golden and cool.

Place the baking dish on a baking tray for a crispy base