To make filling, place spinach, ricotta cheese, eggs, Parmesan cheese, nutmeg and black pepper to taste in a bowl, and mix to combine

Make pasta according to instructions for cannelloni in the Making Pasta chapter

Cut dough into 4x6 inch rectangles

Spread each sheet with filling mixture, leaving a 1 inch border, then top with a slice of prosciutto or ham and mozzarella cheese

Fold in borders on long sides, then roll up from the short side

Wrap each roll in a piece of washed calico cloth and secure ends with string

Repeat with remaining ingredients

Half fill a baking dish with water and place on the stove top

Bring to a boil, add rolls, reduce heat, cover dish with aluminum foil or lid and simmer for 10 minutes

Turn rolls once or twice during cooking

Remove rolls from water and allow to cool for 5 minutes

Remove calico cloth from rolls and refrigerate until firm

To serve, cut rolls into slices

Serve on a