Chicken en croûte

1.Preheat the oven to 200C/400F/Gas 6.

2.Mix the mozzarella, basil and sun-blush tomatoes together in a bowl.

3.Cut a pocket in each of the chicken breasts and stuff with the mozzarella mixture.

4.Place a stuffed chicken breast into the middle of each square of puff pastry and roll up into parcels.

5.Brush each parcel with the beaten egg and bake in the oven for 25-30 minutes, or until risen and golden-brown.