Melt butter in medium saucepan with olive oil over medium/low heat.
Add the garlic, cream, white pepper and bring mixture to a simmer.
Stir often.
Add the Parmesan cheese and simmer sauce for 8-10 minutes or until sauce has thickened and is smooth.
When sauce has thickened add the Mozzarella cheese and stir until smooth. STIR FREQUENTLY.
While the sauce cooks, boil noodles for 3-5 minutes.
Place pasta on serving plates and spoon sauce over pasta.
Garnish with parsley, freshly cracked black pepper and more grated parmesan (optional).
