- Preheat the oven to 220C, gas mark 8. Cut out 4 large heart shapes using greaseproof paper. Arrange the potatoes on one half of a large sheet of good quality greaseproof paper. Put the hake fillet on top with the asparagus.
- Put a slice of butter on top of butter and a couple of lemon wedges and sprinkle the fresh and roughly chopped mint over the top. Seal the parcel thoroughly.
- Arrange the fish on the baking sheet. Cook for 10 minutes and the serve the parcel directly to your guests.