Take a sheet of filo pastry and spray lightly with oil and fold in half.
Spray again and fold in quarters then cut in half and push each folded piece Into a greased muffin tin. Repeat with remaining pastry. Place ricotta, eggs, milk, spinach and sundried tomatoes in a bowl and mix together.
Spoon filling into pasty, sprinkle with chives and parmesan cheese and bake in a slow moderate oven for about 25 mins till filling has set and pastry is golden