Wilt some spinach then drain well
Mix in some feta cheese
Spread this mix on a sheet of puff pastry about ? cm thick
Start at one end of the sheet of pastry and roll up into a sausage shape. Same as you would if you were making a jam roll
Brush with a beaten egg
Bake in oven at about 180 for around 20 mins.
You could also a small amount of sweet chilli sauce to the spinach feta mix.