In a large saucepan, saute the onion and garlic in the olive oil for 5 minutes.
Stir in the rice, cook until the liquid is absorbed into the rice, stirring often.
Add 1 cup of chicken stock/broth, simmer, and stir often until absorbed into the rice.
Repeat this one cup of stock/broth, constantly stirring and absorbing liquid into rice before adding the next cup of broth/stock, taking approximately 15 - 20 minutes.
Mix in the butter.
Mix in the cheeses and the Italian parsley.
Season with salt and pepper.
Garnish with more chopped Italian parsley.
Serve IMMEDIATELY.