Step 1

Heat the butter and oil over high heat in a large pan until the butter foams. Add all of the ground meat (turkey, beef and pork). Brown and cook until almost done.

Step 2

Add the prosciutto and mortadella and cook for a few minutes.

Step 3

Remove from heat and let cool.

Step 4

Run the mixture through a food processor until it's like a paste.

Step 5

Add the beaten egg and parmesan cheese. Mix.

Step 6

Add salt and pepper and 1/4 teaspoon of freshly grated nutmeg. Mix.

Step 7

Refrigerate until you're ready to start making your tortellini.