Pre-heat pan and cook the onion and garlic. Add the spinach and anchovies and allow to rest for 5 minutes until cool. For the pasta dough, mix together the eggs and flour and season well with salt and pepper. Add a dash of olive oil and mix to a dough. Allow to rest for 15 minutes (preferably overnight).To make the tortelloni, roll the pastry to size 2 on the pasta machine and cut into squares approximately 6cm in size. Place a spoonful of the filling in the middle and close the corners across each other, then role on your finger tips to form the desired shape. Cook the tortelloni for 5 minutes in boiling water and serve drizzled with good olive oil.